transformdata(Ошибка)

[Flylink]

22:20:59 Exception: RunnableImpl.run(): java.util.ConcurrentModificationException
java.util.ConcurrentModificationException: null
    at java.util.HashMap$ValueSpliterator.forEachRemaining(HashMap.java:1657) ~[?:1.8.0_333]
    at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482) ~[?:1.8.0_333]
    at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472) ~[?:1.8.0_333]
    at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) ~[?:1.8.0_333]
    at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) ~[?:1.8.0_333]
    at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:1.8.0_333]
    at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418) ~[?:1.8.0_333]
    at org.mmocore.gameserver.model.components.player.transformdata.TransformComponent.getAllSkills(TransformComponent.java:325) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.Player.getAllSkills(Player.java:8175) ~[gameserver.jar:?]
    at org.mmocore.gameserver.serverpackets.SkillList.<init>(SkillList.java:21) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.items.listeners.ItemSkillsListener.onUnequip(ItemSkillsListener.java:57) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.items.Inventory$InventoryListenerList.onUnequip(Inventory.java:93) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.items.Inventory.onReequip(Inventory.java:223) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.items.PcInventory.onReequip(PcInventory.java:418) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.items.Inventory.setPaperdollItem(Inventory.java:350) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.items.Inventory.equipItem(Inventory.java:592) ~[gameserver.jar:?]
    at handler.items.EquipableItem.useItem(EquipableItem.java:101) ~[?:?]
    at org.mmocore.gameserver.ai.PlayableAI.setNextIntention(PlayableAI.java:149) ~[gameserver.jar:?]
    at org.mmocore.gameserver.ai.PlayableAI.onEvtFinishCasting(PlayableAI.java:185) ~[gameserver.jar:?]
    at org.mmocore.gameserver.ai.AbstractAI.notifyEvent(AbstractAI.java:170) ~[gameserver.jar:?]
    at org.mmocore.gameserver.ai.AbstractAI.notifyEvent(AbstractAI.java:112) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.Creature.onCastEndTime(Creature.java:3198) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.Creature.onMagicUseTimer(Creature.java:3190) ~[gameserver.jar:?]
    at org.mmocore.gameserver.model.GameObjectTasks$MagicUseTask.runImpl(GameObjectTasks.java:370) ~[gameserver.jar:?]
    at org.mmocore.commons.threading.RunnableImpl.run(RunnableImpl.java:21) [gameserver.jar:?]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_333]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_333]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) [?:1.8.0_333]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) [?:1.8.0_333]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_333]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_333]
    at java.lang.Thread.run(Thread.java:750) [?:1.8.0_333]
    at org.mmocore.commons.threading.PriorityThreadFactory$1.run(PriorityThreadFactory.java:35) [gameserver.jar:?]