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  1. Minecraft: Java Edition
  2. MC-140323

World created in 18w48a fails to reload

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Duplicate
    • Affects Version/s: Minecraft 18w48a
    • Fix Version/s: None
    • Labels:
      None
    • Environment:
      Intel Core I-5m 3rd generation

      Intel 4000 HD graphics

      8GB Ram

      Windows 10

      Java Version 8 update 191
    • Confirmation Status:
      Unconfirmed

      Description

      Created a world in 18w48a and now it will not reload, tried 2 times.

      ---- Minecraft Crash Report ----
      // Don't be sad, have a hug! <3

      Time: 11/29/18 6:45 PM
      Description: Exception in server tick loop

      java.util.concurrent.CompletionException: java.lang.AbstractMethodError: bxx$$Lambda$1068/1422562336.a(Lcom/mojang/datafixers/Dynamic;)Ljava/lang/Object;
      at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273)
      at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280)
      at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1584)
      at ui$$Lambda$2049/834403954.accept(Unknown Source)
      at java.util.ArrayList.forEach(ArrayList.java:1249)
      at ui.e(SourceFile:369)
      at net.minecraft.server.MinecraftServer.q(SourceFile:641)
      at net.minecraft.server.MinecraftServer.p(SourceFile:625)
      at net.minecraft.server.MinecraftServer.a(SourceFile:422)
      at dog.a(SourceFile:91)
      at dog.d(SourceFile:107)
      at net.minecraft.server.MinecraftServer.run(SourceFile:562)
      at java.lang.Thread.run(Thread.java:745)
      Caused by: java.lang.AbstractMethodError: bxx$$Lambda$1068/1422562336.a(Lcom/mojang/datafixers/Dynamic;)Ljava/lang/Object;
      at yg.a(SourceFile:18)
      at cat.<init>(SourceFile:44)
      at bvl$a.<init>(SourceFile:29)
      at bxc$$Lambda$1006/1600591903.load(Unknown Source)
      at cax.a(SourceFile:86)
      at bqu.a(SourceFile:614)
      at bqu.a(SourceFile:229)
      at ui.d(SourceFile:439)
      at ui$$Lambda$2032/370628119.get(Unknown Source)
      at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1582)
      ... 10 more

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

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              • Assignee:
                Unassigned
                Reporter:
                skywarnpierce4 LJ Eby
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                Dates

                • Created:
                  Updated:
                  Resolved: