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  1. Minecraft: Java Edition
  2. MC-158466

Server Crash (Exception ticking world: ConcurrentModificationException)

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Fixed
    • Affects Version/s: 1.14.4, 20w21a, 1.16.5
    • Fix Version/s: 20w46a
    • Labels:
      None
    • Confirmation Status:
      Confirmed
    • Category:
      Crash
    • Mojang Priority:
      Very Important

      Description

      Description: Exception while ticking
      
      java.util.ConcurrentModificationException
      	at java.util.HashMap$HashIterator.nextNode(HashMap.java:1429)
      	at java.util.HashMap$KeyIterator.next(HashMap.java:1453)
      	at yw.a(SourceFile:983)
      	at bpa.a(SourceFile:281)
      	at bpa.a(SourceFile:351)
      	at bwr.d(SourceFile:105)
      	at bxe.a(SourceFile:49)
      	at cei$a.a(SourceFile:856)
      	at yw.b(SourceFile:609)
      	at yw$$Lambda$3827/659711812.accept(Unknown Source)
      	at bpn.b(SourceFile:84)
      	at yw.a(SourceFile:351)
      	at net.minecraft.server.MinecraftServer.b(SourceFile:893)
      	at net.minecraft.server.MinecraftServer.a(SourceFile:832)
      	at enr.a(SourceFile:89)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:691)
      	at java.lang.Thread.run(Thread.java:745)
      

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              Assignee:
              Unassigned Unassigned
              Reporter:
              Attran_ Arnim Antritter
              Votes:
              8 Vote for this issue
              Watchers:
              7 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved:
                CHK: