Fixed EffectZone cancel task NPE.

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_8.2_Homunculus/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_9.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_C4_ScionsOfDestiny/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -242,8 +242,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_C6_Interlude/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -248,8 +248,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_CT_2.4_Epilogue/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Classic_Interlude/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Essence_4.2_DwellingOfSpirits/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}
 			

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/model/zone/type/EffectZone.java

@@ -250,8 +250,11 @@ public class EffectZone extends ZoneType
 			
 			if (getCharactersInside().isEmpty())
 			{
-				_task.cancel(false);
+				if (_task != null)
-				_task = null;
+				{
+					_task.cancel(false);
+					_task = null;
+				}
 				return;
 			}