[Datapack]

[14.02.17 21:23:29:626] INFO gameserver.GameServer: =================================================
[14.02.17 21:23:29:647] INFO gameserver.GameServer: Project Revision: ........ L2s [27513]
[14.02.17 21:23:29:647] INFO gameserver.GameServer: Build Revision: .......... 9810
[14.02.17 21:23:29:648] INFO gameserver.GameServer: Update: .................. Helios: Lord of Bifrost
[14.02.17 21:23:29:648] INFO gameserver.GameServer: Build date: .............. 2017.02.14 18:13
[14.02.17 21:23:29:649] INFO gameserver.GameServer: Compiler version: ........ 1.8.0_121-b13 (Oracle Corporation)
[14.02.17 21:23:29:649] INFO gameserver.GameServer: =================================================
[14.02.17 23:05:54:463] ERROR threading.RunnableImpl: Exception: RunnableImpl.run(): java.util.ConcurrentModificationException
java.util.ConcurrentModificationException
at org.napile.primitive.maps.impl.HashIntObjectMap$Ha shIntIterator.nextEntry(HashIntObjectMap.java:903)
at org.napile.primitive.maps.impl.HashIntObjectMap$Ke yIterator.next(HashIntObjectMap.java:952)
at l2s.gameserver.ai.NpcAI.lookNeighbor(NpcAI.java:40 1)
at l2s.gameserver.ai.NpcAI.lookNeighbor(NpcAI.java:41 5)
at l2s.gameserver.ai.NpcAI.onEvtTimer(NpcAI.java:112)
at l2s.gameserver.ai.AbstractAI.notifyEvent(AbstractA I.java:175)
at l2s.gameserver.ai.AbstractAI.notifyEvent(AbstractA I.java:115)
at l2s.gameserver.ai.CharacterAI$Timer.runImpl(Charac terAI.java:407)
at l2s.commons.threading.RunnableImpl.run(RunnableImp l.java:21)
at java.util.concurrent.Executors$RunnableAdapter.cal l(Unknown Source)
at java.util.concurrent.FutureTask.run(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$S cheduledFutureTask.access$201(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$S cheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker( Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run (Unknown Source)
at java.lang.Thread.run(Unknown Source)
at l2s.commons.threading.PriorityThreadFactory$1.run( PriorityThreadFactory.java:35)