Fixed NPE in TradeList, also there is no point to log it when it happens.

Contributed by Sahar.

L2J_Mobius_1.0_Ertheia/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -182,9 +182,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_2.5_Underground/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -182,9 +182,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_3.0_Helios/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -182,9 +182,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_4.0_GrandCrusade/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_5.0_Salvation/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_5.5_EtinasFate/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_6.0_Fafurion/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_7.0_PreludeOfWar/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_CT_2.6_HighFive/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_Classic_2.0_Saviors/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -182,9 +182,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_Classic_2.1_Zaken/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_Classic_2.2_Antharas/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_Classic_2.3_SevenSigns/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_Classic_2.4_SecretOfEmpire/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}
 		

L2J_Mobius_Classic_3.0_TheKamael/java/org/l2jmobius/gameserver/model/TradeList.java

@@ -184,9 +184,8 @@ public class TradeList
 		}
 		
 		final WorldObject o = World.getInstance().findObject(objectId);
-		if (!o.isItem())
+		if (!(o instanceof ItemInstance))
 		{
-			LOGGER.warning(_owner.getName() + ": Trying to add something other than an item!");
 			return null;
 		}