---- Minecraft Crash Report ----
// Uh... Did I do that?

Time: 29/12/13 16:36
Description: Invalid Biome id

java.lang.NullPointerException: Invalid Biome id
	at ags.a(SourceFile:82)
	at agq.<init>(SourceFile:26)
	at agp.a(SourceFile:52)
	at agp.b(SourceFile:61)
	at ags.a(SourceFile:61)
	at aoo.a(SourceFile:933)
	at afs.a(SourceFile:116)
	at afs.a(SourceFile:1047)
	at bmm.j(SourceFile:1343)
	at bmm.a(SourceFile:928)
	at bmm.b(SourceFile:816)
	at azi.ah(SourceFile:787)
	at azi.f(SourceFile:711)
	at net.minecraft.client.main.Main.main(SourceFile:152)


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

-- Head --
Stacktrace:
	at ags.a(SourceFile:82)

-- DownfallBlock --
Details:
	biome id: 0
	downfalls[] size: 256
	x: 0
	z: 0
	w: 16
	h: 16
Stacktrace:
	at ags.a(SourceFile:82)
	at agq.<init>(SourceFile:26)
	at agp.a(SourceFile:52)
	at agp.b(SourceFile:61)
	at ags.a(SourceFile:61)
	at aoo.a(SourceFile:933)

-- Coordinates of biome request --
Details:
	Location: World: (8,0,8), Chunk: (at 8,0,8 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)
Stacktrace:
	at afs.a(SourceFile:116)
	at afs.a(SourceFile:1047)
	at bmm.j(SourceFile:1343)
	at bmm.a(SourceFile:928)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bkf['SimonJ'/446, l='MpServer', x=8.50, y=66.62, z=8.50]]
	Chunk stats: MultiplayerChunkCache: 0, 0
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (148,64,256), Chunk: (at 4,4,0 in 9,16; contains blocks 144,0,256 to 159,255,271), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 0 game time, 0 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: 1 total; [bkf['SimonJ'/446, l='MpServer', x=8.50, y=66.62, z=8.50]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bka.a(SourceFile:289)
	at azi.b(SourceFile:1952)
	at azi.f(SourceFile:720)
	at net.minecraft.client.main.Main.main(SourceFile:152)

-- System Details --
Details:
	Minecraft Version: 1.7.4
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_45, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 120651544 bytes (115 MB) / 209215488 bytes (199 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx3G -Xmx512M
	AABB Pool Size: 17427 (975912 bytes; 0 MB) allocated, 17427 (975912 bytes; 0 MB) used
	IntCache: cache: 7, tcache: 28, allocated: 14, tallocated: 126
	Launched Version: 1.7.4
	LWJGL: 2.9.1
	OpenGL: GeForce GT 430/PCIe/SSE2 GL version 4.3.0, NVIDIA Corporation
	GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: []
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 20 (1120 bytes; 0 MB) allocated, 20 (1120 bytes; 0 MB) used
	Anisotropic Filtering: Off (1)