---- Minecraft Crash Report ----
// This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~]

Time: 14/11/12 20:50
Description: Exception ticking world

java.lang.IllegalStateException: Entity is already tracked!
	at ii.a(SourceFile:72)
	at ii.a(SourceFile:55)
	at ij.a(SourceFile:24)
	at xv.a(SourceFile:842)
	at in.a(SourceFile:581)
	at xv.d(SourceFile:834)
	at yi.a(SourceFile:138)
	at in.b(SourceFile:113)
	at net.minecraft.server.MinecraftServer.r(SourceFile:743)
	at net.minecraft.server.MinecraftServer.q(SourceFile:686)
	at bdo.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:620)
	at fy.run(SourceFile:856)


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

-- Head --
Stacktrace:
	at ii.a(SourceFile:72)
	at ii.a(SourceFile:55)
	at ij.a(SourceFile:24)
	at xv.a(SourceFile:842)
	at in.a(SourceFile:581)
	at xv.d(SourceFile:834)
	at yi.a(SourceFile:138)
	at in.b(SourceFile:113)

-- Affected level --
Details:
	Level name: Survival Minecraft
	All players: 1 total; [iq['LonMcGregor'/33, l='Survival Minecraft', x=-3046.26, y=241.00, z=1828.99]]
	Chunk stats: ServerChunkCache: 1067 Drop: 0
	Level seed: 9194222459133203882
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-16,64,172), Chunk: (at 0,4,12 in -1,10; contains blocks -16,0,160 to -1,255,175), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 6211126 game time, 6295034 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 52575 (now: false), thunder time: 9030 (now: true)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.r(SourceFile:743)
	at net.minecraft.server.MinecraftServer.q(SourceFile:686)
	at bdo.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:620)
	at fy.run(SourceFile:856)

-- System Details --
Details:
	Minecraft Version: 1.4.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1742008808 bytes (1661 MB) / 2075918336 bytes (1979 MB) up to 2075918336 bytes (1979 MB)
	JVM Flags: 2 total; -Xms2048m -Xmx2048m
	AABB Pool Size: 6288 (352128 bytes; 0 MB) allocated, 8 (448 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 4193 (234808 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Player Count: 1 / 8; [iq['LonMcGregor'/33, l='Survival Minecraft', x=-3046.26, y=241.00, z=1828.99]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Very likely; Jar signature invalidated