Don't know how to reproduce this. But I got this crash log.
---- Minecraft Crash Report ----
// You're mean.
Time: 4/27/17 2:56 AM
Description: Updating screen events
java.lang.IndexOutOfBoundsException: Index: 54, Size: 46
at java.util.ArrayList.rangeCheck(Unknown Source)
at java.util.ArrayList.get(Unknown Source)
at aet.a(SourceFile:285)
at brd.a(SourceFile:423)
at blh.a(SourceFile:520)
at blh.b(SourceFile:544)
at blh.a(SourceFile:529)
at bkl.l(SourceFile:403)
at bkl.p(SourceFile:370)
at bhb.t(SourceFile:1581)
at bhb.ax(SourceFile:964)
at bhb.a(SourceFile:404)
at net.minecraft.client.main.Main.main(SourceFile:123)
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- Head --
Thread: Client thread
Stacktrace:
at java.util.ArrayList.rangeCheck(Unknown Source)
at java.util.ArrayList.get(Unknown Source)
at aet.a(SourceFile:285)
at brd.a(SourceFile:423)
at blh.a(SourceFile:520)
at blh.b(SourceFile:544)
at blh.a(SourceFile:529)
at bkl.l(SourceFile:403)
at bkl.p(SourceFile:370)
-- Affected screen --
Details:
Screen name: ~~ERROR~~ NullPointerException: null
-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [btg['SteveKunG'/0, l='MpServer', x=-81.89, y=56.00, z=569.22]]
Chunk stats: MultiplayerChunkCache: 289, 289
Level seed: 0
Level generator: ID 01 - flat, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (-161,56,575), Chunk: (at 15,3,15 in -11,35; contains blocks -176,0,560 to -161,255,575), Region: (-1,1; contains chunks -32,32 to -1,63, blocks -512,0,512 to -1,255,1023)
Level time: 17355758 game time, 6000 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 1 total; [btg['SteveKunG'/0, l='MpServer', x=-81.89, y=56.00, z=569.22]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at bre.a(SourceFile:365)
at bhb.b(SourceFile:2538)
at bhb.a(SourceFile:413)
at net.minecraft.client.main.Main.main(SourceFile:123)
-- System Details --
Details:
Minecraft Version: 17w17a
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_121, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 94895008 bytes (90 MB) / 325193728 bytes (310 MB) up to 2134114304 bytes (2035 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 17w17a
LWJGL: 2.9.4
OpenGL: GeForce GTX 750 Ti/PCIe/SSE2 GL version 4.5.0 NVIDIA 378.66, NVIDIA Corporation
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.
Using VBOs: Yes
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: vanilla_model_rendering_fix_1.12+.zip
Current Language: English (US)
Profiler Position: N/A (disabled)
CPU: 6x AMD FX(tm)-6300 Six-Core Processor
Linked issues
Comments 3
Looks like MC-31222
What were you doing when you crashed?