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  1. Minecraft: Java Edition
  2. MC-130756

Server crashes on concurrent access to ArrayList

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    • Icon: Bug Bug
    • Resolution: Awaiting Response
    • None
    • Minecraft 1.13-pre1
    • None
    • Unconfirmed
    • Creative

      Server crashed when I have replaced server JAR file of 18w22c with 1.13-pre1 (without regenerating the world ! )

      [19:24:06] [Server thread/INFO]: Wawua left the game
      [19:24:06] [Server thread/WARN]: handleDisconnection() called twice
      [19:24:06] [Server Shutdown Thread/INFO]: Saving worlds
      [19:24:06] [Server Shutdown Thread/INFO]: Saving chunks for level 'world'/overworld
      [19:24:07] [Server Shutdown Thread/ERROR]: Failed to save chunk
      java.util.ConcurrentModificationException: null
      	at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:909) ~[?:1.8.0_172]
      	at java.util.ArrayList$Itr.next(ArrayList.java:859) ~[?:1.8.0_172]
      	at bbv.a(SourceFile:121) ~[server.1.13-pre1.jar:?]
      	at bbv.a(SourceFile:106) ~[server.1.13-pre1.jar:?]
      	at bbv.a(SourceFile:152) ~[server.1.13-pre1.jar:?]
      	at bqx.a(SourceFile:432) ~[server.1.13-pre1.jar:?]
      	at bqx.a(SourceFile:216) [server.1.13-pre1.jar:?]
      	at sl.b(SourceFile:217) [server.1.13-pre1.jar:?]
      	at sl.a(SourceFile:237) [server.1.13-pre1.jar:?]
      	at sm.a(SourceFile:737) [server.1.13-pre1.jar:?]
      	at net.minecraft.server.MinecraftServer.a(SourceFile:445) [server.1.13-pre1.jar:?]
      	at net.minecraft.server.MinecraftServer.h_(SourceFile:470) [server.1.13-pre1.jar:?]
      	at net.minecraft.server.MinecraftServer$2.run(SourceFile:814) [server.1.13-pre1.jar:?]
      [19:24:08] [Server Shutdown Thread/INFO]: Saving chunks for level 'world'/the_nether
      

        1. 2018-06-04-2.log.gz
          6 kB
          Ondrej Bosik
        2. crash-2018-06-04_19.24.04-server.txt
          13 kB
          Ondrej Bosik

            Unassigned Unassigned
            ondrej.bosik Ondrej Bosik
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              Created:
              Updated:
              Resolved: