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  1. Minecraft: Java Edition
  2. MC-123971

server crashes when player join

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Duplicate
    • Affects Version/s: Minecraft 18w01a
    • Fix Version/s: None
    • Labels:
      None
    • Environment:

      linux, java 8

    • Confirmation Status:
      Unconfirmed

      Description

      When player joined, server immediatelly crashes.

      log:
      <pre>
      [12:12:29] [Server thread/INFO]: Preparing start region for level 0
      [12:12:31] [Server thread/INFO]: Preparing spawn area: 0%
      [12:12:32] [Server thread/INFO]: Done (3.032s)! For help, type "help" or "?"
      [12:13:48] User Authenticator #1/INFO: UUID of player HunterzCZ is fb2fe292-eec8-4daa-b7b3-d1ff848111d0
      [12:13:48] [Server thread/WARN]: Ignored advancement 'minecraft:recipes/transportation/boat' in progress file ./world/advancements/fb2fe292-eec8-4daa-b7b3-d1ff848111d0.json - it doesn't exist anymore?
      [12:13:48] [Server thread/INFO]: Tried to load unrecognized recipe: minecraft:boat removed now.
      [12:13:48] [Server thread/INFO]: Tried to load unrecognized recipe: minecraft:boat removed now.
      [12:13:48] [Server thread/INFO]: TextComponent{text='HunterzCZ', siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}}[/62.182.23
      [12:13:48] [Server thread/INFO]: HunterzCZ joined the game
      [12:13:48] [Server thread/ERROR]: Encountered an unexpected exception
      java.lang.NullPointerException: null
      at hk.hashCode(SourceFile:121) ~[minecraft_server.18w01a.jar:?]
      at java.util.HashMap.hash(HashMap.java:338) ~[?:1.8.0_74]
      at java.util.HashMap.remove(HashMap.java:798) ~[?:1.8.0_74]
      at bjy.a(SourceFile:143) ~[minecraft_server.18w01a.jar:?]
      at rr.a(SourceFile:168) ~[minecraft_server.18w01a.jar:?]
      at rk.a(SourceFile:202) ~[minecraft_server.18w01a.jar:?]
      at net.minecraft.server.MinecraftServer.w(SourceFile:687) ~[minecraft_server.18w01a.jar:?]
      at qy.w(SourceFile:352) ~[minecraft_server.18w01a.jar:?]
      at net.minecraft.server.MinecraftServer.v(SourceFile:604) ~[minecraft_server.18w01a.jar:?]
      at net.minecraft.server.MinecraftServer.run(SourceFile:509) [minecraft_server.18w01a.jar:?]
      at java.lang.Thread.run(Thread.java:745) [?:1.8.0_74]
      [12:13:48] [Server thread/ERROR]: This crash report has been saved to: /home/bukkit/vanilka/./crash-reports/crash-2018-01-06_12.13.48-server.txt
      </pre>

      crashlog:
      <pre>
      ---- Minecraft Crash Report ----
      // This doesn't make any sense!

      Time: 1/6/18 12:13 PM
      Description: Exception in server tick loop

      java.lang.NullPointerException: Exception in server tick loop
      at hk.hashCode(SourceFile:121)
      at java.util.HashMap.hash(HashMap.java:338)
      at java.util.HashMap.remove(HashMap.java:798)
      at bjy.a(SourceFile:143)
      at rr.a(SourceFile:168)
      at rk.a(SourceFile:202)
      at net.minecraft.server.MinecraftServer.w(SourceFile:687)
      at qy.w(SourceFile:352)
      at net.minecraft.server.MinecraftServer.v(SourceFile:604)
      at net.minecraft.server.MinecraftServer.run(SourceFile:509)
      at java.lang.Thread.run(Thread.java:745)

      A detailed walkthrough of the error, its code path and all known details is as follows:
      ---------------------------------------------------------------------------------------

      – System Details –
      Details:
      Minecraft Version: 18w01a
      Operating System: Linux (amd64) version 4.7.2-101.fc23.x86_64
      Java Version: 1.8.0_74, Oracle Corporation
      Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
      Memory: 262713008 bytes (250 MB) / 722857984 bytes (689 MB) up to 2077753344 bytes (1981 MB)
      JVM Flags: 2 total; -Xmx2G -Xincgc
      IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
      Profiler Position: N/A (disabled)
      Player Count: 1 / 20; [rp['TextComponent{text='HunterzCZ', siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null, clickEvent=null, hoverEvent=null, insertion=null}}'/229, l=
      Data Packs: vanilla
      Is Modded: Unknown (can't tell)
      Type: Dedicated Server (map_server.txt)
      </pre>

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              • Assignee:
                Unassigned
                Reporter:
                HunterzCZ Dusan Hokuv
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                Dates

                • Created:
                  Updated:
                  Resolved: