error handling client message [C] 21 RequestBypassToServer
java.lang.StackOverflowError
        at net.sf.l2j.gameserver.instancemanager.CastleManager.getCastleIndex(CastleManager.java:189)
        at net.sf.l2j.gameserver.instancemanager.TownManager.townHasCastleInSeige(TownManager.java:136)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:95)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)
        at net.sf.l2j.gameserver.model.entity.Town.getSpawn(Town.java:96)