Index: D:/Workspace/L2_GameServer_c4/java/net/sf/l2j/gameserver/model/actor/instance/L2PlayableInstance.java
===================================================================
--- D:/Workspace/L2_GameServer_c4/java/net/sf/l2j/gameserver/model/actor/instance/L2PlayableInstance.java	(revision 1649)
+++ D:/Workspace/L2_GameServer_c4/java/net/sf/l2j/gameserver/model/actor/instance/L2PlayableInstance.java	(working copy)
@@ -96,6 +96,16 @@
             return true;
         }
 
+        // If clans are in war
+        if(
+                player.getClan() != null &&
+                targetPlayer.getClan() != null &&
+                targetPlayer.getClan().isAtWarWith(player.getClanId())
+            )
+        {
+            return true;
+        }
+
         return false;
     }