java.lang.NullPointerException
        at net.sf.l2j.gameserver.model.actor.instance.L2PcInstance.getQuestsForTalk(L2PcInstance.java:1175)
        at net.sf.l2j.gameserver.model.actor.instance.L2NpcInstance.showQuestWindow(L2NpcInstance.java:1584)
        at net.sf.l2j.gameserver.model.actor.instance.L2NpcInstance.onBypassFeedback(L2NpcInstance.java:1050)
        at net.sf.l2j.gameserver.clientpackets.RequestBypassToServer.runImpl(RequestBypassToServer.java:194)
        at net.sf.l2j.gameserver.clientpackets.ClientBasePacket.run(ClientBasePacket.java:81)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)