Uploaded image for project: 'Minecraft: Java Edition'
  1. Minecraft: Java Edition
  2. MC-184757

[Crash] "java.lang.NullPointerException: Ticking memory connection" on loading a dimension with debug chunk generator

    XMLWordPrintable

    Details

    • Confirmation Status:
      Confirmed
    • Category:
      Crash
    • Mojang Priority:
      Very Important

      Description

      The bug

      When loading a user-defined dimension generated by debug chunk generator, the game crashes.

      How to reproduce

      1. Create a new world with the following settings:
        {
          "seed": 1,
          "generate_features": false,
          "dimensions": {
            "minecraft:overworld": {
              "generator": {
                "type": "minecraft:debug"
              },
              "type": {
                "fixed_time": 0,
                "has_skylight": false,
                "has_ceiling": false,
                "ultrawarm": false,
                "natural": false,
                "shrunk": false,
                "ambient_light": 0.0
              }
            },
            "mc-184757:debug": {
              "generator": {
                "type": "minecraft:debug"
              },
              "type": {
                "fixed_time": 0,
                "has_skylight": false,
                "has_ceiling": false,
                "ultrawarm": false,
                "natural": false,
                "shrunk": false,
                "ambient_light": 0.0
              }
            }
          }
        }
        
      2. Move to the dimension mc-184757:debug:
        /execute in mc-184757:debug run teleport 0 0 0
        
      3. Close the world
      4. Open the world
        The game crashes

      Crash report

      Description: Ticking memory connection
      
      java.lang.NullPointerException: Ticking memory connection
      	at abh.a(SourceFile:152)
      	at zq.c(SourceFile:111)
      	at zq.b(SourceFile:63)
      	at me.a(SourceFile:230)
      	at zn.c(SourceFile:171)
      	at net.minecraft.server.MinecraftServer.b(SourceFile:905)
      	at net.minecraft.server.MinecraftServer.a(SourceFile:832)
      	at enr.a(SourceFile:89)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:691)
      	at java.base/java.lang.Thread.run(Thread.java:832)
      

        Attachments

          Activity

            People

            Assignee:
            fry [Mojang] Georgii Gavrichev
            Reporter:
            intsuc intsuc
            Votes:
            2 Vote for this issue
            Watchers:
            4 Start watching this issue

              Dates

              Created:
              Updated:
              Resolved:
              CHK: