Hopper: java.lang.ArrayIndexOutOfBoundsException: 6

This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-465633/

Crash:

java.lang.ArrayIndexOutOfBoundsException: 6
	at aja.a(SourceFile:151)
	at ble.a(SourceFile:3255)
	at ble.b(SourceFile:139)
	at blg.a(SourceFile:163)
	at bls.a(SourceFile:1258)
	at bll.a(SourceFile:949)

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

---- Minecraft Crash Report ----
// My bad.

Time: 25/10/13 14:54
Description: Unexpected error

java.lang.ArrayIndexOutOfBoundsException: 6
	at aja.a(SourceFile:151)
	at ble.a(SourceFile:3255)
	at ble.b(SourceFile:139)
	at blg.a(SourceFile:163)
	at bls.a(SourceFile:1258)
	at bll.a(SourceFile:949)
	at bll.b(SourceFile:813)
	at azd.ad(SourceFile:780)
	at azd.e(SourceFile:704)
	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 aja.a(SourceFile:151)
	at ble.a(SourceFile:3255)
	at ble.b(SourceFile:139)
	at blg.a(SourceFile:163)
	at bls.a(SourceFile:1258)
	at bll.a(SourceFile:949)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bje['Ed_wy'/188, l='MpServer', x=-67.75, y=77.38, z=-36.77]]
	Chunk stats: MultiplayerChunkCache: 15, 15
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: World: (-160,64,208), Chunk: (at 0,4,0 in -10,13; contains blocks -160,0,208 to -145,255,223), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 5706506 game time, 4000 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: 2 total; [uu['Horse'/254, l='MpServer', x=-68.38, y=68.00, z=-16.75], bje['Ed_wy'/188, l='MpServer', x=-67.75, y=77.38, z=-36.77]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at biz.a(SourceFile:284)
	at azd.b(SourceFile:1951)
	at azd.e(SourceFile:718)
	at net.minecraft.client.main.Main.main(SourceFile:103)

-- System Details --
Details:
	Minecraft Version: 1.7.2
	Operating System: Windows 8 (amd64) version 6.2
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 89977616 bytes (85 MB) / 347340800 bytes (331 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 18723 (1048488 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Launched Version: 1.7.2
	LWJGL: 2.9.0
	OpenGL: Intel(R) HD Graphics 2500 GL version 4.0.0 - Build 10.18.10.3316, Intel
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: [Faithful+.zip]
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 41 (2296 bytes; 0 MB) allocated, 34 (1904 bytes; 0 MB) used
	Anisotropic Filtering: Off (1)

You can see this full report at http://hopper.minecraft.net/crashes/minecraft/MCX-465633/21352392/