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  1. Minecraft: Java Edition
  2. MC-132375

Upgrading 1.12.2 world to 1.13-pre5 crashes the game

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Fixed
    • Affects Version/s: Minecraft 1.13-pre5, Minecraft 1.13-pre6
    • Fix Version/s: Minecraft 1.13-pre7
    • Labels:
      None
    • Confirmation Status:
      Confirmed

      Description

      • tested with 2 void superflat worlds
      • created world in 1.12.2
      • game crashes when loading in pre-5
      • game does not crash when upgrading from 1.12.2 to pre-4
      ---- Minecraft Crash Report ----
      // I just don't know what went wrong :(
      
      Time: 29/06/18 2:18 PM
      Description: Exception in server tick loop
      
      java.lang.NullPointerException: Exception in server tick loop
      	at bta.<init>(SourceFile:13)
      	at btb.b(SourceFile:313)
      	at btb$$Lambda$1481/889562976.apply(Unknown Source)
      	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
      	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
      	at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
      	at java.util.Iterator.forEachRemaining(Iterator.java:116)
      	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
      	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:512)
      	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:502)
      	at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
      	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
      	at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
      	at btb.a(SourceFile:314)
      	at bnd.n(SourceFile:81)
      	at sx.p(SourceFile:591)
      	at sx.<init>(SourceFile:129)
      	at dej.a(SourceFile:97)
      	at dej.d(SourceFile:132)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:505)
      	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: 1.13-pre5
      	Operating System: Windows 7 (amd64) version 6.1
      	Java Version: 1.8.0_51, Oracle Corporation
      	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
      	Memory: 1151100712 bytes (1097 MB) / 1603796992 bytes (1529 MB) up to 5726797824 bytes (5461 MB)
      	JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx6G
      	Profiler Position: N/A (disabled)
      	Player Count: 0 / 8; []
      	Data Packs: vanilla
      	Type: Integrated Server (map_client.txt)
      	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.
      

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              • Assignee:
                fry [Mojang] Georgii Gavrichev
                Reporter:
                qmagnet qmagnet
              • Votes:
                9 Vote for this issue
                Watchers:
                6 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved:
                  CHK: