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  1. Minecraft: Java Edition
  2. MC-64559

Server crash (java.util.ConcurrentModificationException)

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Duplicate
    • Affects Version/s: Minecraft 14w31a
    • Fix Version/s: None
    • Labels:
      None
    • Environment:
      Windows 7, SMP server
    • Confirmation Status:
      Unconfirmed

      Description

      My server is running perfectly on 14w30c, but is not able to run for more than a few seconds when using 14w31a.

      Description: Exception in server tick loop

      java.util.ConcurrentModificationException
      at java.util.HashMap$HashIterator.nextEntry(Unknown Source)
      at java.util.HashMap$KeyIterator.next(Unknown Source)
      at qi.a(SourceFile:163)
      at net.minecraft.server.MinecraftServer.y(SourceFile:614)
      at pk.y(SourceFile:303)
      at net.minecraft.server.MinecraftServer.x(SourceFile:530)
      at net.minecraft.server.MinecraftServer.run(SourceFile:446)
      at java.lang.Thread.run(Unknown Source)

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              Assignee:
              Unassigned Unassigned
              Reporter:
              nicklase99 Nicklas Ekstrand
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                Updated:
                Resolved: