Hopper: java.lang.IllegalArgumentException: Biome ID is out of bounds: 151720

This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-389566/

Crash:

java.lang.IllegalArgumentException: Biome ID is out of bounds: 151720
	at agd.d(SourceFile:481)
	at agk.a(SourceFile:168)
	at agi.<init>(SourceFile:27)
	at agh.a(SourceFile:52)
	at agh.b(SourceFile:61)
	at agk.a(SourceFile:61)
	at aoc.a(SourceFile:933)

The following is the first clean report made public about this crash:

---- Minecraft Crash Report ----
// Would you like a cupcake?

Time: 10/17/13 3:40 PM
Description: Getting biome

java.lang.IllegalArgumentException: Biome ID is out of bounds: -1
	at agd.d(SourceFile:481)
	at agk.a(SourceFile:168)
	at agi.<init>(SourceFile:27)
	at agh.a(SourceFile:52)
	at agh.b(SourceFile:61)
	at agk.a(SourceFile:61)
	at aoc.a(SourceFile:933)
	at afk.a(SourceFile:116)
	at afk.a(SourceFile:1047)
	at blc.i(SourceFile:1321)
	at blc.a(SourceFile:918)
	at blc.b(SourceFile:815)
	at ayw.ac(SourceFile:776)
	at ayw.e(SourceFile:700)
	at net.minecraft.client.main.Main.main(SourceFile:103)


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

-- Head --
Stacktrace:
	at agd.d(SourceFile:481)
	at agk.a(SourceFile:168)
	at agi.<init>(SourceFile:27)
	at agh.a(SourceFile:52)
	at agh.b(SourceFile:61)
	at agk.a(SourceFile:61)
	at aoc.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 afk.a(SourceFile:116)
	at afk.a(SourceFile:1047)
	at blc.i(SourceFile:1321)
	at blc.a(SourceFile:918)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [biw['xandersalamander'/295, 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: (-192,64,244), Chunk: (at 0,4,4 in -12,15; contains blocks -192,0,240 to -177,255,255), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	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: creative (ID 1). Hardcore: false. Cheats: false
	Forced entities: 1 total; [biw['xandersalamander'/295, 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 bir.a(SourceFile:284)
	at ayw.b(SourceFile:1928)
	at ayw.e(SourceFile:709)
	at net.minecraft.client.main.Main.main(SourceFile:103)

-- System Details --
Details:
	Minecraft Version: 13w42a
	Operating System: Windows Vista (x86) version 6.0
	Java Version: 1.7.0_10, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 123502800 bytes (117 MB) / 215306240 bytes (205 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
	AABB Pool Size: 1939 (108584 bytes; 0 MB) allocated, 1939 (108584 bytes; 0 MB) used
	IntCache: cache: 1, tcache: 18, allocated: 13, tallocated: 95
	Launched Version: 13w42a
	LWJGL: 2.9.0
	OpenGL: Mobile Intel(R) 4 Series Express Chipset Family GL version 2.1.0 - Build 8.15.10.2202, Intel
	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: 22 (1232 bytes; 0 MB) allocated, 22 (1232 bytes; 0 MB) used
	Anisotropic Filtering: Off (1)

You can see this full report at http://hopper.minecraft.net/crashes/minecraft/MCX-389566/18844755/