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  1. Minecraft: Java Edition
  2. MC-142765

Exception generating new chunk - btu cannot be cast to bty

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    • Icon: Bug Bug
    • Resolution: Awaiting Response
    • None
    • Minecraft 19w03c
    • None
    • Unconfirmed
    • Crash

      Flying around in creative, entered an ungenerated chunk which caused the error.  Including level.dat as the world is a checkerboard buffet with 8 biomes.  I was testing to see if another bug was still valid when the crash occurred.

      ---- Minecraft Crash Report ----
      // Don't be sad, have a hug! <3
      
      Time: 1/19/19 8:45 PM
      Description: Exception generating new chunk
      
      java.lang.ClassCastException: btu cannot be cast to bty
      	at bvz.a(SourceFile:54)
      	at bvz.a(SourceFile:17)
      	at bva.a(SourceFile:36)
      	at cbq.a(SourceFile:85)
      	at cbq$$Lambda$2494/1226810481.accept(Unknown Source)
      	at java.util.stream.Streams$StreamBuilderImpl.forEachRemaining(Streams.java:419)
      	at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
      	at cbq.a(SourceFile:84)
      	at cas.a(SourceFile:35)
      	at bvi.a(SourceFile:20)
      	at bvi.a(SourceFile:13)
      	at bva.a(SourceFile:36)
      	at bdh.a(SourceFile:391)
      	at brx.a(SourceFile:125)
      	at bsb.c(SourceFile:65)
      	at bsb$$Lambda$1023/1004826012.doWork(Unknown Source)
      	at bsb$c.doWork(SourceFile:226)
      	at bsb.a(SourceFile:189)
      	at ue.a(SourceFile:316)
      	at ue$$Lambda$2187/1943437964.apply(Unknown Source)
      	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
      	at ue.a(SourceFile:310)
      	at ue$$Lambda$2152/434514257.apply(Unknown Source)
      	at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952)
      	at java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:926)
      	at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:442)
      	at ug.b(SourceFile:57)
      	at ug$$Lambda$2186/2114721019.run(Unknown Source)
      	at afg.f(SourceFile:83)
      	at afg.a(SourceFile:123)
      	at afg.run(SourceFile:91)
      	at java.util.concurrent.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1402)
      	at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:289)
      	at java.util.concurrent.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1056)
      	at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1689)
      	at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:157)
      
      
      A detailed walkthrough of the error, its code path and all known details is as follows:
      ---------------------------------------------------------------------------------------
      
      -- Head --
      Thread: Server thread
      Stacktrace:
      	at bvz.a(SourceFile:54)
      	at bvz.a(SourceFile:17)
      	at bva.a(SourceFile:36)
      	at cbq.a(SourceFile:85)
      	at cbq$$Lambda$2494/1226810481.accept(Unknown Source)
      	at java.util.stream.Streams$StreamBuilderImpl.forEachRemaining(Streams.java:419)
      	at java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:580)
      	at cbq.a(SourceFile:84)
      	at cas.a(SourceFile:35)
      	at bvi.a(SourceFile:20)
      	at bvi.a(SourceFile:13)
      	at bva.a(SourceFile:36)
      	at bdh.a(SourceFile:391)
      	at brx.a(SourceFile:125)
      	at bsb.c(SourceFile:65)
      	at bsb$$Lambda$1023/1004826012.doWork(Unknown Source)
      	at bsb$c.doWork(SourceFile:226)
      	at bsb.a(SourceFile:189)
      
      -- Chunk to be generated --
      Details:
      	Location: -12,-138
      	Position hash: -588410519564
      	Generator: btu@7df03d8e
      Stacktrace:
      	at ue.a(SourceFile:316)
      	at ue$$Lambda$2187/1943437964.apply(Unknown Source)
      	at com.mojang.datafixers.util.Either$Left.map(Either.java:38)
      	at ue.a(SourceFile:310)
      	at ue$$Lambda$2152/434514257.apply(Unknown Source)
      	at java.util.concurrent.CompletableFuture.uniCompose(CompletableFuture.java:952)
      	at java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:926)
      	at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:442)
      	at ug.b(SourceFile:57)
      	at ug$$Lambda$2186/2114721019.run(Unknown Source)
      	at afg.f(SourceFile:83)
      	at afg.a(SourceFile:123)
      
      -- Ticking connection --
      Details:
      	Connection: ip@ddb40fd
      Stacktrace:
      	at vk.c(SourceFile:175)
      	at net.minecraft.server.MinecraftServer.b(SourceFile:845)
      	at net.minecraft.server.MinecraftServer.a(SourceFile:756)
      	at drn.a(SourceFile:128)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:622)
      	at java.lang.Thread.run(Thread.java:745)
      
      -- System Details --
      Details:
      	Minecraft Version: 19w03c
      	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: 849694840 bytes (810 MB) / 1511088128 bytes (1441 MB) up to 8482586624 bytes (8089 MB)
      	JVM Flags: 7 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx8G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn1G
      	Player Count: 1 / 8; [ut['RacinanteOpus'/182, l='190w3c', x=-112.02, y=94.69, z=-2129.51]]
      	Data Packs: vanilla
      	Type: Integrated Server (map_client.txt)
      	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.
      

            Unassigned Unassigned
            Racinante Michael
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              Created:
              Updated:
              Resolved: