Good evening comrades help fix the problem
java.lang.ClassCastException: net.sf.l2j.gameserver.model.actor.instance.L2EvilGuardInstance cannot be cast to net.sf.l2j.gameserver.model.actor.instance.L2PcInstance
at net.sf.l2j.gameserver.model.L2Character.doAttack(L2Character.java:643)
at net.sf.l2j.gameserver.model.L2Character$AIAccessor.doAttack(L2Character.java:3672)
at net.sf.l2j.gameserver.model.actor.instance.L2PcInstance$AIAccessor.doAttack(L2PcInstance.java:303)
at net.sf.l2j.gameserver.ai.L2PlayerAI.thinkAttack(L2PlayerAI.java:244)
at net.sf.l2j.gameserver.ai.L2PlayerAI.onEvtThink(L2PlayerAI.java:367)
at net.sf.l2j.gameserver.ai.AbstractAI.notifyEvent(AbstractAI.java:356)
at net.sf.l2j.gameserver.ai.AbstractAI.notifyEvent(AbstractAI.java:334)
at net.sf.l2j.gameserver.ai.L2CharacterAI.onIntentionAttack(L2CharacterAI.java:272)
at net.sf.l2j.gameserver.ai.AbstractAI.setIntention(AbstractAI.java:288)
at net.sf.l2j.gameserver.ai.AbstractAI.setIntention(AbstractAI.java:249)
at net.sf.l2j.gameserver.model.L2Character.onForcedAttack(L2Character.java:5619)
at net.sf.l2j.gameserver.clientpackets.AttackRequest.runImpl(AttackRequest.java:87)
at net.sf.l2j.gameserver.clientpackets.L2GameClientPacket.run(L2GameClientPacket.java:97)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)