java.util.ConcurrentModificationException

This exception has no message.

Samebug tips0

There are no available Samebug tips for this exception. If you know how to solve this issue, help other users by writing a short tip.

Don't give up yet. Paste your full stack trace to get a solution.

Solutions on the web4703

  • This exception has no message.
  • via Coderanch by Joe Jose, 6 months ago
    This exception has no message.
  • via Coderanch by Em Aiy, 8 months ago
    This exception has no message.
  • Stack trace

    • java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextNode(HashMap.java:1437)[?:1.8.0_101] at java.util.HashMap$KeyIterator.next(HashMap.java:1461)[?:1.8.0_101] at net.minecraft.server.v1_10_R1.EntityTracker.a(EntityTracker.java:253)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerChunk.b(PlayerChunk.java:138)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerChunkMap.flush(PlayerChunkMap.java:188)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.WorldServer.doTick(WorldServer.java:257)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:783)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567)[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at java.lang.Thread.run(Thread.java:745)[?:1.8.0_101]

    Write tip

    You have a different solution? A short tip here would help you and many other users who saw this issue last week.

    Users with the same issue

    Once, 1 week ago
    3 times, 10 months ago
    Unknown user
    Once, 4 days ago
    Unknown user
    Once, 7 months ago
    Unknown user
    Once, 8 months ago
    20 more bugmates