---- Minecraft Crash Report ----
// I let you down. Sorry :(

Time: 24/05/13 15:03
Description: Loading entity NBT

java.lang.NullPointerException
	at np.a(SourceFile:357)
	at nq.a(SourceFile:251)
	at sz.a(SourceFile:297)
	at mx.f(SourceFile:1061)
	at aas.a(SourceFile:116)
	at aas.h(SourceFile:234)
	at bhe.a(SourceFile:22)
	at bhe.a(SourceFile:17)
	at bhe.a(SourceFile:12)
	at bhj.a(SourceFile:106)
	at bhj.a(SourceFile:98)
	at bdt.a(SourceFile:317)
	at bdm.a(SourceFile:836)
	at bdm.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 sz.a(SourceFile:297)

-- Entity being loaded --
Details:
	Entity Type: Skeleton (sz)
	Entity ID: 743
	Entity Name: Skeleton
	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 bhe.a(SourceFile:22)
	at bhe.a(SourceFile:17)
	at bhe.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: (1389,23,215), Chunk: (at 13,1,7 in 86,13; contains blocks 1376,0,208 to 1391,255,223), Region: (2,0; contains chunks 64,0 to 95,31, blocks 1024,0,0 to 1535,255,511)
	Actual block type: ID #52 (tile.mobSpawner // aol)
	Actual block data value: 0 / 0x0 / 0b0000
Stacktrace:
	at bhj.a(SourceFile:106)
	at bhj.a(SourceFile:98)
	at bdt.a(SourceFile:317)
	at bdm.a(SourceFile:836)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bbq['Jackygun'/73, l='MpServer', x=1399,50, y=24,62, z=191,45]]
	Chunk stats: MultiplayerChunkCache: 265
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (1329,32,286), Chunk: (at 1,2,14 in 83,17; contains blocks 1328,0,272 to 1343,255,287), Region: (2,0; contains chunks 64,0 to 95,31, blocks 1024,0,0 to 1535,255,511)
	Level time: 2473425 game time, 2479577 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: survival (ID 0). Hardcore: false. Cheats: false
	Forced entities: 31 total; [qw['Bat'/23, l='MpServer', x=1321,16, y=24,40, z=154,56], td['Zombie'/22, l='MpServer', x=1329,50, y=37,00, z=139,50], tb['Spider'/261, l='MpServer', x=1379,50, y=13,00, z=139,50], tb['Spider'/334, l='MpServer', x=1337,50, y=67,00, z=192,50], td['Zombie'/25, l='MpServer', x=1358,50, y=34,00, z=149,50], sn['Creeper'/24, l='MpServer', x=1346,50, y=25,00, z=146,50], td['Zombie'/27, l='MpServer', x=1354,50, y=28,00, z=187,50], sz['Skeleton'/26, l='MpServer', x=1345,50, y=40,00, z=149,50], sz['Skeleton'/29, l='MpServer', x=1350,84, y=73,00, z=201,47], bbq['Jackygun'/73, l='MpServer', x=1399,50, y=24,62, z=191,45], sn['Creeper'/28, l='MpServer', x=1353,50, y=35,00, z=184,50], sz['Skeleton'/31, l='MpServer', x=1349,50, y=36,00, z=212,50], tb['Spider'/30, l='MpServer', x=1350,19, y=8,87, z=210,72], so['Enderman'/35, l='MpServer', x=1369,50, y=32,00, z=137,50], sz['Skeleton'/32, l='MpServer', x=1347,50, y=36,00, z=214,00], rr['entity.EnderCrystal.name'/33, l='MpServer', x=1346,50, y=59,00, z=240,50], rr['entity.EnderCrystal.name'/38, l='MpServer', x=1360,50, y=61,00, z=228,50], sn['Creeper'/39, l='MpServer', x=1384,50, y=9,00, z=175,50], sn['Creeper'/36, l='MpServer', x=1369,50, y=25,00, z=186,50], sn['Creeper'/37, l='MpServer', x=1375,50, y=28,00, z=177,50], sz['Skeleton'/42, l='MpServer', x=1386,50, y=28,00, z=201,50], sz['Skeleton'/43, l='MpServer', x=1384,50, y=23,00, z=204,50], sn['Creeper'/40, l='MpServer', x=1385,03, y=16,00, z=191,44], tb['Spider'/41, l='MpServer', x=1378,91, y=17,00, z=193,22], sz['Skeleton'/589, l='MpServer', x=1328,50, y=34,00, z=200,50], sz['Skeleton'/44, l='MpServer', x=1379,50, y=58,00, z=232,50], rr['entity.EnderCrystal.name'/45, l='MpServer', x=1378,50, y=46,00, z=245,50], sn['Creeper'/55, l='MpServer', x=1447,44, y=41,88, z=172,34], qw['Bat'/54, l='MpServer', x=1427,24, y=28,50, z=192,22], qw['Bat'/491, l='MpServer', x=1346,74, y=43,05, z=217,13], qw['Bat'/56, l='MpServer', x=1443,23, y=28,86, z=179,07]]
	Retry entities: 0 total; []
Stacktrace:
	at bbn.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: 13w21a
	Operating System: Mac OS X (x86_64) version 10.8.3
	Java Version: 1.6.0_45, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 144931392 bytes (138 MB) / 380833792 bytes (363 MB) up to 1069416448 bytes (1019 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 18931 (1060136 bytes; 1 MB) allocated, 400 (22400 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	LWJGL: 2.9.0
	OpenGL: NVIDIA GeForce 8800 GS OpenGL Engine GL version 2.1 NVIDIA-8.10.44 304.10.65f03, NVIDIA Corporation
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Texture Pack: CG_1.6.zip
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 772 (43232 bytes; 0 MB) allocated, 114 (6384 bytes; 0 MB) used