java.util.ConcurrentModificationException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

    • java.util.ConcurrentModificationException at java.util.ArrayDeque$DeqIterator.next(ArrayDeque.java:643) at mage.players.Library.<init>(Library.java:66) at mage.players.Library.copy(Library.java:162) at mage.players.PlayerImpl.<init>(PlayerImpl.java:272) at mage.player.human.HumanPlayer.<init>(HumanPlayer.java:136) at mage.player.human.HumanPlayer.copy(HumanPlayer.java:1453) at mage.player.human.HumanPlayer.copy(HumanPlayer.java:103) at mage.players.Players.<init>(Players.java:45) at mage.players.Players.copy(Players.java:60) at mage.game.GameState.<init>(GameState.java:154) at mage.game.GameState.copy(GameState.java:241) at mage.game.GameStates.save(GameStates.java:54) at mage.game.GameImpl.saveState(GameImpl.java:577) at mage.game.GameImpl.bookmarkState(GameImpl.java:660) at mage.players.PlayerImpl.playAbility(PlayerImpl.java:1115) at mage.players.PlayerImpl.activateAbility(PlayerImpl.java:1199) at mage.player.human.HumanPlayer.activateAbility(HumanPlayer.java:1246) at mage.player.human.HumanPlayer.activateAbility(HumanPlayer.java:1256) at mage.player.human.HumanPlayer.priority(HumanPlayer.java:716) at mage.game.GameImpl.playPriority(GameImpl.java:1298) at mage.game.turn.Step.priority(Step.java:87) at mage.game.turn.Phase.playStep(Phase.java:210) at mage.game.turn.Phase.play(Phase.java:115) at mage.game.turn.Turn.play(Turn.java:152) at mage.game.GameImpl.playTurn(GameImpl.java:852) at mage.game.GameImpl.play(GameImpl.java:766) at mage.game.GameImpl.start(GameImpl.java:733) at mage.server.game.GameWorker.call(GameWorker.java:60) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)
    No Bugmate found.