---- Minecraft Crash Report ----
// Why is it breaking :(

Time: 30/05/13 16:53
Description: Rendering Tile Entity

java.lang.NullPointerException
	at aas.a(SourceFile:110)
	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 aas.a(SourceFile:110)
	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: (-508,89,-645), Chunk: (at 4,5,11 in -32,-41; contains blocks -512,0,-656 to -497,255,-641), Region: (-1,-2; contains chunks -32,-64 to -1,-33, blocks -512,0,-1024 to -1,255,-513)
	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['andyb0504'/248, l='MpServer', x=-486.30, y=137.48, z=-679.31]]
	Chunk stats: MultiplayerChunkCache: 420
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-398,119,-729), Chunk: (at 2,7,7 in -25,-46; contains blocks -400,0,-736 to -385,255,-721), Region: (-1,-2; contains chunks -32,-64 to -1,-33, blocks -512,0,-1024 to -1,255,-513)
	Level time: 3212657 game time, 94 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: 30 total; [sa['item.item.egg'/2615, l='MpServer', x=-430.41, y=76.13, z=-623.69], bbw['andyb0504'/248, l='MpServer', x=-486.30, y=137.48, z=-679.31], qy['Chicken'/13, l='MpServer', x=-532.38, y=98.00, z=-643.25], rf['Rosie'/14, l='MpServer', x=-531.06, y=121.00, z=-620.50], tg['Villager'/17, l='MpServer', x=-514.47, y=90.00, z=-656.06], sa['item.item.egg'/1896, l='MpServer', x=-457.00, y=101.13, z=-692.88], qy['Chicken'/20, l='MpServer', x=-499.34, y=102.00, z=-616.66], qz['Cow'/22, l='MpServer', x=-483.56, y=63.00, z=-741.72], sc['entity.MinecartChest.name'/25, l='MpServer', x=-464.50, y=15.50, z=-646.50], rh['Sheep'/24, l='MpServer', x=-468.66, y=93.00, z=-689.88], qz['Cow'/26, l='MpServer', x=-468.47, y=89.00, z=-645.69], qy['Chicken'/29, l='MpServer', x=-454.53, y=108.00, z=-710.66], qz['Cow'/31, l='MpServer', x=-461.50, y=98.00, z=-700.38], qy['Chicken'/30, l='MpServer', x=-457.63, y=101.00, z=-690.63], rh['Sheep'/34, l='MpServer', x=-461.47, y=74.00, z=-653.66], tg['Villager'/33, l='MpServer', x=-455.56, y=79.00, z=-669.78], sa['item.item.egg'/1522, l='MpServer', x=-527.72, y=93.13, z=-643.38], qy['Chicken'/36, l='MpServer', x=-432.41, y=77.00, z=-623.44], qz['Cow'/42, l='MpServer', x=-416.31, y=94.00, z=-746.72], sc['entity.MinecartChest.name'/43, l='MpServer', x=-424.53, y=17.34, z=-707.06], rh['Sheep'/3189, l='MpServer', x=-546.84, y=68.00, z=-690.47], qz['Cow'/3188, l='MpServer', x=-544.56, y=63.00, z=-693.47], rh['Sheep'/3187, l='MpServer', x=-550.50, y=64.00, z=-712.50], qz['Cow'/44, l='MpServer', x=-422.53, y=107.00, z=-697.47], sc['entity.MinecartChest.name'/45, l='MpServer', x=-422.50, y=19.85, z=-623.50], rh['Sheep'/51, l='MpServer', x=-409.47, y=105.00, z=-714.81], qy['Chicken'/55, l='MpServer', x=-408.69, y=85.00, z=-684.34], qy['Chicken'/52, l='MpServer', x=-408.56, y=76.00, z=-676.66], qy['Chicken'/58, l='MpServer', x=-407.41, y=66.00, z=-625.34], qy['Chicken'/57, l='MpServer', x=-414.53, y=90.00, z=-668.41]]
	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 (amd64) version 6.1
	Java Version: 1.7.0_15, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 130948664 bytes (124 MB) / 342556672 bytes (326 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 1198 (67088 bytes; 0 MB) allocated, 329 (18424 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	LWJGL: 2.9.0
	OpenGL: GeForce GTX 650 Ti/PCIe/SSE2 GL version 4.3.0, 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: 1548 (86688 bytes; 0 MB) allocated, 91 (5096 bytes; 0 MB) used