---- Minecraft Crash Report ----
// Surprise! Haha. Well, this is awkward.

Time: 30/05/13 16:13
Description: Loading entity NBT

java.lang.NullPointerException
	at np.a(SourceFile:357)
	at nq.a(SourceFile:251)
	at td.a(SourceFile:288)
	at mx.f(SourceFile:1061)
	at aas.a(SourceFile:116)
	at aas.h(SourceFile:234)
	at bhk.a(SourceFile:22)
	at bhk.a(SourceFile:17)
	at bhk.a(SourceFile:12)
	at bhp.a(SourceFile:106)
	at bhp.a(SourceFile:98)
	at bdz.a(SourceFile:317)
	at bds.a(SourceFile:836)
	at bds.b(SourceFile:682)
	at asx.R(SourceFile:674)
	at asx.d(SourceFile:607)
	at net.minecraft.client.main.Main.main(SourceFile:78)


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

-- Head --
Stacktrace:
	at np.a(SourceFile:357)
	at nq.a(SourceFile:251)
	at td.a(SourceFile:288)

-- Entity being loaded --
Details:
	Entity Type: Zombie (td)
	Entity ID: 41199
	Entity Name: Zombie
	Entity's Exact location: 0.00, 0.00, 0.00
	Entity's Block location: World: (0,0,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Entity's Momentum: 0.00, 0.00, 0.00
Stacktrace:
	at mx.f(SourceFile:1061)
	at aas.a(SourceFile:116)
	at aas.h(SourceFile:234)
	at bhk.a(SourceFile:22)
	at bhk.a(SourceFile:17)
	at bhk.a(SourceFile:12)

-- Tile Entity Details --
Details:
	Name: MobSpawner // arm
	Block type: ID #52 (tile.mobSpawner // aol)
	Block data value: 0 / 0x0 / 0b0000
	Block location: World: (509,66,609), Chunk: (at 13,4,1 in 31,38; contains blocks 496,0,608 to 511,255,623), Region: (0,1; contains chunks 0,32 to 31,63, blocks 0,0,512 to 511,255,1023)
	Actual block type: ID #52 (tile.mobSpawner // aol)
	Actual block data value: 0 / 0x0 / 0b0000
Stacktrace:
	at bhp.a(SourceFile:106)
	at bhp.a(SourceFile:98)
	at bdz.a(SourceFile:317)
	at bds.a(SourceFile:836)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bbw['MinerMinerMiney'/415, l='MpServer', x=510.09, y=95.73, z=665.95]]
	Chunk stats: MultiplayerChunkCache: 441
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (629,169,1397), Chunk: (at 5,10,5 in 39,87; contains blocks 624,0,1392 to 639,255,1407), Region: (1,2; contains chunks 32,64 to 63,95, blocks 512,0,1024 to 1023,255,1535)
	Level time: 3280326 game time, 1249614 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: 14 total; [nn['entity.ItemFrame.name'/39810, l='MpServer', x=500.06, y=101.50, z=565.50], qw['Bat'/40168, l='MpServer', x=549.69, y=36.36, z=736.64], qw['Bat'/40259, l='MpServer', x=562.48, y=34.92, z=738.82], qw['Bat'/40386, l='MpServer', x=491.78, y=51.03, z=743.25], sa['item.item.dyePowder.black'/38346, l='MpServer', x=504.81, y=49.13, z=656.88], bbw['MinerMinerMiney'/415, l='MpServer', x=510.09, y=95.73, z=665.95], qw['Bat'/39866, l='MpServer', x=496.10, y=28.64, z=728.03], qw['Bat'/39516, l='MpServer', x=548.29, y=37.77, z=746.93], qw['Bat'/39026, l='MpServer', x=463.85, y=55.45, z=742.49], qw['Bat'/39013, l='MpServer', x=568.15, y=38.11, z=736.49], sa['item.item.dyePowder.black'/39247, l='MpServer', x=500.13, y=49.13, z=653.13], nn['entity.ItemFrame.name'/39360, l='MpServer', x=505.06, y=67.50, z=612.50], sa['item.item.dyePowder.black'/39248, l='MpServer', x=500.13, y=49.13, z=653.97], sa['item.item.dyePowder.black'/39249, l='MpServer', x=502.88, y=49.13, z=652.13]]
	Retry entities: 0 total; []
Stacktrace:
	at bbt.a(SourceFile:282)
	at asx.b(SourceFile:1793)
	at asx.d(SourceFile:616)
	at net.minecraft.client.main.Main.main(SourceFile:78)

-- System Details --
Details:
	Minecraft Version: 13w22a
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_11, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 257472608 bytes (245 MB) / 745340928 bytes (710 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 711 (39816 bytes; 0 MB) allocated, 183 (10248 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	LWJGL: 2.9.0
	OpenGL: GeForce 9300M GS/PCI/SSE2 GL version 3.0.0, NVIDIA Corporation
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Texture Pack: Default
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 1289 (72184 bytes; 0 MB) allocated, 294 (16464 bytes; 0 MB) used