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  1. Minecraft: Java Edition
  2. MC-122908

Crash upon world load: java.lang.NullPointerException: Exception in server tick loop

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Fixed
    • Affects Version/s: Minecraft 17w49a
    • Fix Version/s: Minecraft 18w02a
    • Labels:
    • Confirmation Status:
      Confirmed

      Description

      The bug

      Loading the attached world (from 1.11.2) crashes immediately on load. A similar world that worked fine in 17w48a also crashes immediately when opened in 17w49a.

      Crash report

      17w49a: crash-2017-12-06_10.40.59-server.txt
      Description: Exception in server tick loop

java.lang.NullPointerException: Exception in server tick loop
	at jx.<init>(SourceFile:47)
	at nl.b(SourceFile:146)
	at bme.b(SourceFile:87)
	at bmi.a(SourceFile:76)
	at bmi.a(SourceFile:53)
	at bmi.a(SourceFile:34)
	at qr.b(SourceFile:159)
	at clf.a(SourceFile:96)
	at clf.d(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:467)
	at java.lang.Thread.run(Thread.java:745)

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            Assignee:
            Unassigned Unassigned
            Reporter:
            brianmcn Brian McNamara
            Votes:
            2 Vote for this issue
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              Dates

              Created:
              Updated:
              Resolved:
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