Fixed characters reaching targets with less speed.

Contributed by Sahar.

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2783,6 +2784,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2796,6 +2803,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2809,6 +2822,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2986,6 +3005,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2994,16 +3014,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3060,8 +3095,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3210,6 +3252,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3235,12 +3282,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3467,6 +3515,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_8.0_Homunculus/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_8.0_Homunculus/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_8.0_Homunculus/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2783,6 +2784,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2796,6 +2803,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2809,6 +2822,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2986,6 +3005,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2994,16 +3014,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3060,8 +3095,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3210,6 +3252,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3235,12 +3282,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3467,6 +3515,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_8.0_Homunculus/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_9.0_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_9.0_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_9.0_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2783,6 +2784,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2796,6 +2803,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2809,6 +2822,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2986,6 +3005,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2994,16 +3014,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3060,8 +3095,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3210,6 +3252,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3235,12 +3282,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3467,6 +3515,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_9.0_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_C4_ScionsOfDestiny/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -476,7 +476,7 @@ abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_accessor.moveTo(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_accessor.moveTo(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			// Mobius: Solves moving to wrong Z when not using geodata,
 			// but probably is not accurate and you should use geodata.

L2J_Mobius_C4_ScionsOfDestiny/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -977,7 +977,7 @@ public class CreatureAI extends AbstractAI
 					return true;
 				}
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius(target, offsetWithCollision + 30, false, false))
+				if (!_actor.isInsideRadius(target, offsetWithCollision + 100, false, false))
 				{
 					return true;
 				}
@@ -1018,7 +1018,7 @@ public class CreatureAI extends AbstractAI
 			return true;
 		}
 		
-		if (getFollowTarget() != null)
+		if (isFollowing())
 		{
 			stopFollow();
 		}

L2J_Mobius_C4_ScionsOfDestiny/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -4202,14 +4202,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		
 		/**
 		 * Accessor to Creature moveToLocation() method with an interaction area.
+		 * @param target The target to follow, if any.
 		 * @param x the x
 		 * @param y the y
 		 * @param z the z
 		 * @param offset the offset
 		 */
-		public void moveTo(int x, int y, int z, int offset)
+		public void moveTo(WorldObject target, int x, int y, int z, int offset)
 		{
-			moveToLocation(x, y, z, offset);
+			moveToLocation(target, x, y, z, offset);
 		}
 		
 		/**
@@ -4287,6 +4288,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		
 		public int _moveStartTime;
 		public int _moveTimestamp;
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -4809,6 +4811,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -4823,6 +4831,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -4837,6 +4851,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -5042,6 +5062,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -5051,15 +5072,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		double distFraction;
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
 		if (Config.COORD_SYNCHRONIZE == 1)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
 		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
+			else
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -5116,8 +5153,16 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
-			if (this instanceof BoatInstance)
+			}
+			
+			if (isBoat())
 			{
 				((BoatInstance) this).updatePeopleInTheBoat(m._xDestination, m._yDestination, m._zDestination);
 			}
@@ -5298,6 +5343,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		return _target;
 	}
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -5318,12 +5368,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 	 * <b><u>Example of use</u>:</b><br>
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li><br>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	protected void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	protected void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Block movement during Event start
 		if (isPlayer())
@@ -5599,6 +5650,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_C4_ScionsOfDestiny/java/org/l2jmobius/gameserver/model/actor/instance/DoorInstance.java

@@ -92,7 +92,7 @@ public class DoorInstance extends Creature
 		}
 		
 		@Override
-		public void moveTo(int x, int y, int z, int offset)
+		public void moveTo(WorldObject target, int x, int y, int z, int offset)
 		{
 		}
 		

L2J_Mobius_C4_ScionsOfDestiny/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius(followTarget, followRange, true, false))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius(followTarget, followRangeWithCollision, true, false))
 					{
 						if (!creature.isInsideRadius(followTarget, 3000, true, false))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_C6_Interlude/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -476,7 +476,7 @@ abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_accessor.moveTo(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_accessor.moveTo(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			// Mobius: Solves moving to wrong Z when not using geodata,
 			// but probably is not accurate and you should use geodata.

L2J_Mobius_C6_Interlude/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -977,7 +977,7 @@ public class CreatureAI extends AbstractAI
 					return true;
 				}
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius(target, offsetWithCollision + 30, false, false))
+				if (!_actor.isInsideRadius(target, offsetWithCollision + 100, false, false))
 				{
 					return true;
 				}
@@ -1018,7 +1018,7 @@ public class CreatureAI extends AbstractAI
 			return true;
 		}
 		
-		if (getFollowTarget() != null)
+		if (isFollowing())
 		{
 			stopFollow();
 		}

L2J_Mobius_C6_Interlude/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -4248,14 +4248,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		
 		/**
 		 * Accessor to Creature moveToLocation() method with an interaction area.
+		 * @param target The target to follow, if any.
 		 * @param x the x
 		 * @param y the y
 		 * @param z the z
 		 * @param offset the offset
 		 */
-		public void moveTo(int x, int y, int z, int offset)
+		public void moveTo(WorldObject target, int x, int y, int z, int offset)
 		{
-			moveToLocation(x, y, z, offset);
+			moveToLocation(target, x, y, z, offset);
 		}
 		
 		/**
@@ -4333,6 +4334,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		
 		public int _moveStartTime;
 		public int _moveTimestamp;
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -4855,6 +4857,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -4869,6 +4877,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -4883,6 +4897,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -5088,6 +5108,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -5097,15 +5118,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		double distFraction;
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
 		if (Config.COORD_SYNCHRONIZE == 1)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
 		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
+			else
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -5162,8 +5199,16 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
-			if (this instanceof BoatInstance)
+			}
+			
+			if (isBoat())
 			{
 				((BoatInstance) this).updatePeopleInTheBoat(m._xDestination, m._yDestination, m._zDestination);
 			}
@@ -5344,6 +5389,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		return _target;
 	}
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -5364,12 +5414,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 	 * <b><u>Example of use</u>:</b><br>
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li><br>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	protected void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	protected void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Block movement during Event start
 		if (isPlayer())
@@ -5645,6 +5696,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_C6_Interlude/java/org/l2jmobius/gameserver/model/actor/instance/DoorInstance.java

@@ -92,7 +92,7 @@ public class DoorInstance extends Creature
 		}
 		
 		@Override
-		public void moveTo(int x, int y, int z, int offset)
+		public void moveTo(WorldObject target, int x, int y, int z, int offset)
 		{
 		}
 		

L2J_Mobius_C6_Interlude/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius(followTarget, followRange, true, false))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius(followTarget, followRangeWithCollision, true, false))
 					{
 						if (!creature.isInsideRadius(followTarget, 3000, true, false))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -530,7 +530,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -971,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			return true;
 		}
 		
-		if (getFollowTarget() != null)
+		if (isFollowing())
 		{
 			stopFollow();
 		}
@@ -1019,10 +1019,10 @@ public class CreatureAI extends AbstractAI
 		if (!_actor.isInsideRadius2D(target, offsetWithCollision))
 		{
 			// Caller should be Playable and thinkAttack/thinkCast/thinkInteract/thinkPickUp
-			if (getFollowTarget() != null)
+			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}
@@ -1077,7 +1077,7 @@ public class CreatureAI extends AbstractAI
 			return true;
 		}
 		
-		if (getFollowTarget() != null)
+		if (isFollowing())
 		{
 			stopFollow();
 		}

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -3349,6 +3349,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -3714,6 +3715,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -3727,6 +3734,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -3740,6 +3753,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -3929,6 +3948,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3937,16 +3957,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -4003,8 +4038,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -4151,6 +4193,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		return _target;
 	}
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -4176,12 +4223,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -4408,6 +4456,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -530,7 +530,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -971,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			return true;
 		}
 		
-		if (getFollowTarget() != null)
+		if (isFollowing())
 		{
 			stopFollow();
 		}
@@ -1019,10 +1019,10 @@ public class CreatureAI extends AbstractAI
 		if (!_actor.isInsideRadius2D(target, offsetWithCollision))
 		{
 			// Caller should be Playable and thinkAttack/thinkCast/thinkInteract/thinkPickUp
-			if (getFollowTarget() != null)
+			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}
@@ -1077,7 +1077,7 @@ public class CreatureAI extends AbstractAI
 			return true;
 		}
 		
-		if (getFollowTarget() != null)
+		if (isFollowing())
 		{
 			stopFollow();
 		}

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -3351,6 +3351,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -3716,6 +3717,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -3729,6 +3736,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -3742,6 +3755,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -3931,6 +3950,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3939,16 +3959,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -4005,8 +4040,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -4153,6 +4195,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		return _target;
 	}
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -4178,12 +4225,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -4410,6 +4458,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2556,6 +2556,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2797,6 +2798,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2810,6 +2817,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2823,6 +2836,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -3000,6 +3019,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3008,16 +3028,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3074,8 +3109,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3224,6 +3266,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3249,12 +3296,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3481,6 +3529,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2556,6 +2556,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2797,6 +2798,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2810,6 +2817,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2823,6 +2836,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -3000,6 +3019,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3008,16 +3028,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3074,8 +3109,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3224,6 +3266,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3249,12 +3296,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3481,6 +3529,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2556,6 +2556,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2796,6 +2797,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2809,6 +2816,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2822,6 +2835,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2999,6 +3018,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3007,16 +3027,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3073,8 +3108,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3223,6 +3265,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3248,12 +3295,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3480,6 +3528,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2555,6 +2555,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2784,6 +2785,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2797,6 +2804,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2810,6 +2823,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -2987,6 +3006,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -2995,16 +3015,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3061,8 +3096,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3211,6 +3253,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3236,12 +3283,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3468,6 +3516,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Essence_4.0_DwellingOfSpirits/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Essence_4.0_DwellingOfSpirits/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Essence_4.0_DwellingOfSpirits/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2559,6 +2559,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2799,6 +2800,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2812,6 +2819,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2825,6 +2838,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -3002,6 +3021,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3010,16 +3030,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3076,8 +3111,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3226,6 +3268,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3251,12 +3298,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3483,6 +3531,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Essence_4.0_DwellingOfSpirits/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{

L2J_Mobius_Essence_5.0_Sylph/java/org/l2jmobius/gameserver/ai/AbstractAI.java

@@ -467,7 +467,7 @@ public abstract class AbstractAI implements Ctrl
 			}
 			
 			// Calculate movement data for a move to location action and add the actor to movingObjects of GameTimeController
-			_actor.moveToLocation(pawn.getX(), pawn.getY(), pawn.getZ(), offset);
+			_actor.moveToLocation(pawn, pawn.getX(), pawn.getY(), pawn.getZ(), offset);
 			
 			if (!_actor.isMoving())
 			{

L2J_Mobius_Essence_5.0_Sylph/java/org/l2jmobius/gameserver/ai/CreatureAI.java

@@ -29,7 +29,6 @@ import static org.l2jmobius.gameserver.ai.CtrlIntention.AI_INTENTION_REST;
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.TimeUnit;
-import java.util.logging.Logger;
 
 import org.l2jmobius.Config;
 import org.l2jmobius.commons.concurrent.ThreadPool;
@@ -67,8 +66,6 @@ import org.l2jmobius.gameserver.taskmanager.AttackStanceTaskManager;
  */
 public class CreatureAI extends AbstractAI
 {
-	private static final Logger LOGGER = Logger.getLogger(CreatureAI.class.getName());
-	
 	public static class IntentionCommand
 	{
 		protected final CtrlIntention _crtlIntention;
@@ -474,9 +471,9 @@ public class CreatureAI extends AbstractAI
 		
 		// Set the AI pick up target
 		setTarget(object);
-		if ((object.getX() == 0) && (object.getY() == 0)) // TODO: Find the drop&spawn bug
+		if ((object.getX() == 0) && (object.getY() == 0))
 		{
-			LOGGER.warning("Object in coords 0,0 - using a temporary fix");
+			// LOGGER.warning("Object in coords 0,0 - using a temporary fix");
 			object.setXYZ(getActor().getX(), getActor().getY(), getActor().getZ() + 5);
 		}
 		
@@ -884,7 +881,7 @@ public class CreatureAI extends AbstractAI
 	{
 		if (worldPosition == null)
 		{
-			LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
+			// LOGGER.warning("maybeMoveToPosition: worldPosition == NULL!");
 			return false;
 		}
 		
@@ -954,7 +951,7 @@ public class CreatureAI extends AbstractAI
 		// Get the distance between the current position of the Creature and the target (x,y)
 		if (target == null)
 		{
-			LOGGER.warning("maybeMoveToPawn: target == NULL!");
+			// LOGGER.warning("maybeMoveToPawn: target == NULL!");
 			return false;
 		}
 		if (offsetValue < 0)
@@ -974,7 +971,7 @@ public class CreatureAI extends AbstractAI
 			if (isFollowing())
 			{
 				// allow larger hit range when the target is moving (check is run only once per second)
-				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 30))
+				if (!_actor.isInsideRadius2D(target, offsetWithCollision + 100))
 				{
 					return true;
 				}

L2J_Mobius_Essence_5.0_Sylph/java/org/l2jmobius/gameserver/model/actor/Creature.java

@@ -2566,6 +2566,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// to recalculate position
 		public int _moveStartTime;
 		public int _moveTimestamp; // last update
+		public WorldObject _target;
 		public int _xDestination;
 		public int _yDestination;
 		public int _zDestination;
@@ -2806,6 +2807,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getX();
+			}
+			
 			return m._xDestination;
 		}
 		return getX();
@@ -2819,6 +2826,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getY();
+			}
+			
 			return m._yDestination;
 		}
 		return getY();
@@ -2832,6 +2845,12 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		final MoveData m = _move;
 		if (m != null)
 		{
+			final WorldObject target = m._target;
+			if (target != null)
+			{
+				return target.getZ();
+			}
+			
 			return m._zDestination;
 		}
 		return getZ();
@@ -3009,6 +3028,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 			return false;
 		}
 		
+		final WorldObject target = m._target;
 		final int xPrev = getX();
 		final int yPrev = getY();
 		final int zPrev = getZ(); // the z coordinate may be modified by coordinate synchronizations
@@ -3017,16 +3037,31 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		double dz;
 		if (Config.COORD_SYNCHRONIZE == 1)
 		// the only method that can modify x,y while moving (otherwise _move would/should be set null)
+		{
+			if (target != null)
+			{
+				dx = target.getX() - xPrev;
+				dy = target.getY() - yPrev;
+			}
+			else
 			{
 				dx = m._xDestination - xPrev;
 				dy = m._yDestination - yPrev;
 			}
+		}
+		else // otherwise we need saved temporary values to avoid rounding errors
+		{
+			if (target != null)
+			{
+				dx = target.getX() - m._xAccurate;
+				dy = target.getY() - m._yAccurate;
+			}
 			else
-		// otherwise we need saved temporary values to avoid rounding errors
 			{
 				dx = m._xDestination - m._xAccurate;
 				dy = m._yDestination - m._yAccurate;
 			}
+		}
 		
 		// Z coordinate will follow client values
 		dz = m._zDestination - zPrev;
@@ -3083,8 +3118,15 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		if (distFraction > 1)
 		{
 			// Set the position of the Creature to the destination
+			if (target != null)
+			{
+				super.setXYZ(target.getX(), target.getY(), target.getZ());
+			}
+			else
+			{
 				super.setXYZ(m._xDestination, m._yDestination, m._zDestination);
 			}
+		}
 		else
 		{
 			m._xAccurate += dx * distFraction;
@@ -3233,6 +3275,11 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	
 	// called from AIAccessor only
 	
+	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	{
+		moveToLocation(null, xValue, yValue, zValue, offsetValue);
+	}
+	
 	/**
 	 * Calculate movement data for a move to location action and add the Creature to movingObjects of GameTimeController (only called by AI Accessor).<br>
 	 * <br>
@@ -3258,12 +3305,13 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 	 * <li>AI : onIntentionMoveTo(Location), onIntentionPickUp(WorldObject), onIntentionInteract(WorldObject)</li>
 	 * <li>FollowTask</li>
 	 * </ul>
+	 * @param target The target to follow, if any.
 	 * @param xValue The X position of the destination
 	 * @param yValue The Y position of the destination
 	 * @param zValue The Y position of the destination
 	 * @param offsetValue The size of the interaction area of the Creature targeted
 	 */
-	public void moveToLocation(int xValue, int yValue, int zValue, int offsetValue)
+	public void moveToLocation(WorldObject target, int xValue, int yValue, int zValue, int offsetValue)
 	{
 		// Get the Move Speed of the Creature
 		final double speed = _stat.getMoveSpeed();
@@ -3490,6 +3538,7 @@ public abstract class Creature extends WorldObject implements ISkillsHolder, IDe
 		// Calculate the number of ticks between the current position and the destination
 		// One tick added for rounding reasons
 		final int ticksToMove = 1 + (int) ((GameTimeController.TICKS_PER_SECOND * distance) / speed);
+		m._target = target;
 		m._xDestination = x;
 		m._yDestination = y;
 		m._zDestination = z; // this is what was requested from client

L2J_Mobius_Essence_5.0_Sylph/java/org/l2jmobius/gameserver/taskmanager/CreatureFollowTaskManager.java

@@ -25,6 +25,7 @@ import java.util.concurrent.ConcurrentHashMap;
 import org.l2jmobius.commons.concurrent.ThreadPool;
 import org.l2jmobius.commons.util.Rnd;
 import org.l2jmobius.gameserver.ai.CreatureAI;
+import org.l2jmobius.gameserver.ai.CtrlEvent;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
 import org.l2jmobius.gameserver.model.actor.Summon;
@@ -95,7 +96,8 @@ public class CreatureFollowTaskManager
 					}
 					
 					final int followRange = range == -1 ? Rnd.get(50, 100) : range;
-					if (!creature.isInsideRadius3D(followTarget, followRange))
+					final int followRangeWithCollision = followRange + creature.getTemplate().getCollisionRadius() + ((Creature) followTarget).getTemplate().getCollisionRadius();
+					if (!creature.isInsideRadius3D(followTarget, followRangeWithCollision))
 					{
 						if (!creature.isInsideRadius3D(followTarget, 3000))
 						{
@@ -109,6 +111,10 @@ public class CreatureFollowTaskManager
 						}
 						ai.moveToPawn(followTarget, followRange);
 					}
+					else
+					{
+						ThreadPool.execute(() -> ai.notifyEvent(CtrlEvent.EVT_ARRIVED));
+					}
 				}
 				else
 				{