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  1. Minecraft: Java Edition
  2. MC-138699

Fatal game crash - Polar Bear vehicle NPE

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    Details

    • Type: Bug
    • Status: Resolved
    • Resolution: Fixed
    • Affects Version/s: Minecraft 18w44a, Minecraft 18w47b, Minecraft 18w48a, Minecraft 18w48b, Minecraft 18w49a, Minecraft 19w03b, Minecraft 19w03c, Minecraft 19w04b, Minecraft 19w05a, Minecraft 19w06a, Minecraft 19w07a
    • Fix Version/s: Minecraft 19w11a
    • Labels:
    • Environment:

      Win10, bundled java jrex64 1.8.0_51

    • Confirmation Status:
      Confirmed

      Description

      Fatal game crash after spawning many mobs, including bears. Can send world save if needed.

      .minecraft/crash-reports/crash-2018-11-01_22.31.06-server: pastebin crash-report
      .minecraft/logs/latest: pastebin latest log

      ---- Minecraft Crash Report ----
      // Sorry :(
      
      Time: 01.11.18 22:31
      Description: Ticking entity
      
      java.lang.NullPointerException: Ticking entity
      	at ajr.g(SourceFile:81)
      	at alj$c.c(SourceFile:231)
      	at aia.a(SourceFile:102)
      	at agf.cQ(SourceFile:603)
      	at age.k(SourceFile:2026)
      	at agf.k(SourceFile:472)
      	at afs.k(SourceFile:134)
      	at akw.k(SourceFile:46)
      	at age.S_(SourceFile:1877)
      	at agf.S_(SourceFile:285)
      	at alj.S_(SourceFile:155)
      	at azt.a(SourceFile:1164)
      	at ua.a(SourceFile:380)
      	at azt.g(SourceFile:1144)
      	at azt.n_(SourceFile:1026)
      	at ua.n_(SourceFile:296)
      	at net.minecraft.server.MinecraftServer.b(SourceFile:756)
      	at net.minecraft.server.MinecraftServer.a(SourceFile:685)
      	at dlv.a(SourceFile:128)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:573)
      	at java.lang.Thread.run(Thread.java:745)
      
      
      A detailed walkthrough of the error, its code path and all known details is as follows:
      ---------------------------------------------------------------------------------------
      
      -- Head --
      Thread: Server thread
      Stacktrace:
      	at ajr.g(SourceFile:81)
      	at alj$c.c(SourceFile:231)
      	at aia.a(SourceFile:102)
      	at agf.cQ(SourceFile:603)
      	at age.k(SourceFile:2026)
      	at agf.k(SourceFile:472)
      	at afs.k(SourceFile:134)
      	at akw.k(SourceFile:46)
      	at age.S_(SourceFile:1877)
      	at agf.S_(SourceFile:285)
      	at alj.S_(SourceFile:155)
      	at azt.a(SourceFile:1164)
      	at ua.a(SourceFile:380)
      	at azt.g(SourceFile:1144)
      
      -- Entity being ticked --
      Details:
      	Entity Type: minecraft:polar_bear (alj)
      	Entity ID: 312
      	Entity Name: Polar Bear
      	Entity's Exact location: 143.53, 80.79, 376.25
      	Entity's Block location: World: (143,80,376), Chunk: (at 15,5,8 in 8,23; contains blocks 128,0,368 to 143,255,383), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
      	Entity's Momentum: 0.19, -0.20, 0.32
      	Entity's Passengers: []
      	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
      Stacktrace:
      	at azt.n_(SourceFile:1026)
      	at ua.n_(SourceFile:296)
      
      -- Affected level --
      Details:
      	Level name: New World
      	All players: 1 total; [uc['Amadeone'/210, l='New World', x=141.50, y=82.87, z=375.37]]
      	Chunk stats: ServerChunkCache: 7225
      	Level seed: 2347794480153192892
      	Level generator: ID 00 - default, ver 1. Features enabled: true
      	Level generator options: {}
      	Level spawn location: World: (224,79,65), Chunk: (at 0,4,1 in 14,4; contains blocks 224,0,64 to 239,255,79), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
      	Level time: 8583 game time, 8583 day time
      	Level dimension: 0
      	Level storage version: 0x04ABD - Anvil
      	Level weather: Rain time: 93942 (now: false), thunder time: 144895 (now: false)
      	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
      Stacktrace:
      	at net.minecraft.server.MinecraftServer.b(SourceFile:756)
      	at net.minecraft.server.MinecraftServer.a(SourceFile:685)
      	at dlv.a(SourceFile:128)
      	at net.minecraft.server.MinecraftServer.run(SourceFile:573)
      	at java.lang.Thread.run(Thread.java:745)
      
      -- System Details --
      Details:
      	Minecraft Version: 18w44a
      	Operating System: Windows 10 (amd64) version 10.0
      	Java Version: 1.8.0_51, Oracle Corporation
      	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
      	Memory: 762063704 bytes (726 MB) / 2147483648 bytes (2048 MB) up to 2147483648 bytes (2048 MB)
      	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
      	Player Count: 1 / 8; [uc['Amadeone'/210, l='New World', x=141.50, y=82.87, z=375.37]]
      	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:
                rockenroll4life rockenroll4life (Josh Letellier)
                Reporter:
                Amadeone Amadeone
              • Votes:
                13 Vote for this issue
                Watchers:
                7 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved:
                  CHK: