---- Minecraft Crash Report ----
// I blame Dinnerbone.

Time: 2014-02-20 12:47
Description: Ticking entity

java.lang.NullPointerException: Ticking entity
	at aja.E(SourceFile:189)
	at aja.c(SourceFile:195)
	at tg.e(SourceFile:112)
	at te.j(SourceFile:91)
	at aja.a(SourceFile:1367)
	at ob.a(SourceFile:528)
	at aja.g(SourceFile:1345)
	at aja.i(SourceFile:1250)
	at ob.i(SourceFile:401)
	at net.minecraft.server.MinecraftServer.w(SourceFile:537)
	at net.minecraft.server.MinecraftServer.v(SourceFile:471)
	at cby.v(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:387)
	at mr.run(SourceFile:657)


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

-- Head --
Stacktrace:
	at aja.E(SourceFile:189)
	at aja.c(SourceFile:195)
	at tg.e(SourceFile:112)
	at te.j(SourceFile:91)
	at aja.a(SourceFile:1367)
	at ob.a(SourceFile:528)
	at aja.g(SourceFile:1345)

-- Entity being ticked --
Details:
	Entity Type: LeashKnot (tg)
	Entity ID: 524722
	Entity Name: entity.LeashKnot.name
	Entity's Exact location: 110,50, 56,00, -469,50
	Entity's Block location: 110,00,56,00,-470,00 - World: (110,56,-470), Chunk: (at 14,3,10 in 6,-30; contains blocks 96,0,-480 to 111,255,-465), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Entity's Momentum: 0,00, 0,00, 0,00
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at aja.i(SourceFile:1250)
	at ob.i(SourceFile:401)

-- Affected level --
Details:
	Level name: crAtava!
	All players: 1 total; [oe['EIM64'/507502, l='crAtava!', x=100,42, y=56,00, z=-471,00]]
	Chunk stats: ServerChunkCache: 698 Drop: 0
	Level seed: -4707451287890392540
	Level generator: ID 01 - flat, ver 0. Features enabled: true
	Level generator options: 2;7,3x1,52x24;2;
	Level spawn location: 74,00,4,00,-489,00 - World: (74,4,-489), Chunk: (at 10,0,7 in 4,-31; contains blocks 64,0,-496 to 79,255,-481), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Level time: 130753 game time, 6000 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 30178 (now: false), thunder time: 103179 (now: false)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.w(SourceFile:537)
	at net.minecraft.server.MinecraftServer.v(SourceFile:471)
	at cby.v(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:387)
	at mr.run(SourceFile:657)

-- System Details --
Details:
	Minecraft Version: 14w08a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_45, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 270535360 bytes (258 MB) / 479199232 bytes (457 MB) up to 954728448 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [oe['EIM64'/507502, l='crAtava!', x=100,42, y=56,00, z=-471,00]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.