Minecraft Forums

Quote from Valestrand

So i was playing on my single player world yesterday, on the 14w21b snapshot. I have been running this snapshot for a while, but yesterday my world crashed after I threw an egg, and now the game crashes each time i try to load the game. This is the report:

---- Minecraft Crash Report ----
// Ooh. Shiny.

Time: 12.07.14 11:11
Description: Unexpected error

java.lang.IllegalArgumentException: Comparison method violates its general contract!
at java.util.TimSort.mergeHi(Unknown Source)
at java.util.TimSort.mergeAt(Unknown Source)
at java.util.TimSort.mergeForceCollapse(Unknown Source)
at java.util.TimSort.sort(Unknown Source)
at java.util.TimSort.sort(Unknown Source)
at java.util.Arrays.sort(Unknown Source)
at can.a(SourceFile:657)
at cag.a(SourceFile:1182)
at cag.a(SourceFile:1105)
at cag.b(SourceFile:955)
at bjs.ah(SourceFile:870)
at bjs.f(SourceFile:797)
at net.minecraft.client.main.Main.main(SourceFile:121)


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

-- Head --
Stacktrace:
at java.util.TimSort.mergeHi(Unknown Source)
at java.util.TimSort.mergeAt(Unknown Source)
at java.util.TimSort.mergeForceCollapse(Unknown Source)
at java.util.TimSort.sort(Unknown Source)
at java.util.TimSort.sort(Unknown Source)
at java.util.Arrays.sort(Unknown Source)
at can.a(SourceFile:657)
at cag.a(SourceFile:1182)
at cag.a(SourceFile:1105)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [bzw['TorWhale'/22, l='MpServer', x=544,00, y=64,00, z=31,59]]
Chunk stats: MultiplayerChunkCache: 0, 0
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: 82,00,64,00,9,00 - World: (82,64,9), Chunk: (at 2,4,9 in 5,0; contains blocks 80,0,0 to 95,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 834198 game time, 1235020 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: true), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 1 total; [bzw['TorWhale'/22, l='MpServer', x=544,00, y=64,00, z=31,59]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at bwb.a(SourceFile:307)
at bjs.b(SourceFile:2127)
at bjs.f(SourceFile:811)
at net.minecraft.client.main.Main.main(SourceFile:121)

-- System Details --
Details:
Minecraft Version: 14w21b
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_60, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 2606139536 bytes (2485 MB) / 3087007744 bytes (2944 MB) up to 3087007744 bytes (2944 MB)
JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx3072M -Xms3072M
IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
Launched Version: 14w21b
LWJGL: 2.9.1
OpenGL: GeForce GTX 765M/PCIe/SSE2 GL version 4.4.0, 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.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)
Anisotropic Filtering: Off (1)

Please help, that would be greatly appriciated