Crash "Tesselating block model" (java.lang.IndexOutOfBoundsException @ java.util.ArrayList.rangeCheck)

---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 7/23/14 8:30 AM
Description: Tesselating block model

java.lang.IndexOutOfBoundsException: Index: 1, Size: 0
	at java.util.ArrayList.rangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at csu.b(SourceFile:88)
	at chc.a(SourceFile:156)
	at cjs.a(SourceFile:139)
	at cjs.a(SourceFile:74)
	at cjs.a(SourceFile:43)
	at cjs.a(SourceFile:35)
	at cjq.a(SourceFile:62)
	at cmt.b(SourceFile:156)
	at cmm.a(SourceFile:71)
	at cmm.run(SourceFile:31)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Stacktrace:
	at java.util.ArrayList.rangeCheck(Unknown Source)
	at java.util.ArrayList.get(Unknown Source)
	at csu.b(SourceFile:88)
	at chc.a(SourceFile:156)
	at cjs.a(SourceFile:139)
	at cjs.a(SourceFile:74)

-- Block model being tesselated --
Details:
	Block: minecraft:grass[snowy=false]
	Block location: World: (117,77,377), Chunk: (at 5,4,9 in 7,23; contains blocks 112,0,368 to 127,255,383), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Using AO: true
Stacktrace:
	at cjs.a(SourceFile:43)
	at cjs.a(SourceFile:35)

-- Block being tesselated --
Details:
	Block type: ID #2 (tile.grass // avk)
	Block data value: 0 / 0x0 / 0b0000
	Block location: World: (117,77,377), Chunk: (at 5,4,9 in 7,23; contains blocks 112,0,368 to 127,255,383), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Stacktrace:
	at cjq.a(SourceFile:62)
	at cmt.b(SourceFile:156)
	at cmm.a(SourceFile:71)
	at cmm.run(SourceFile:31)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 14w30a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 551418336 bytes (525 MB) / 940441600 bytes (896 MB) up to 1908932608 bytes (1820 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94