World had just finished rendering, was in it for less than a second before the crash

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

Time: 7/23/14 12:15 PM
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:254)
at cjs.b(SourceFile:111)
at cjs.a(SourceFile:45)
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:254)
at cjs.b(SourceFile:111)

– Block model being tesselated –
Details:
Block: minecraft:tallgrass[type=tall_grass]
Block location: World: (184,64,250), Chunk: (at 8,4,10 in 11,15; contains blocks 176,0,240 to 191,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Using AO: false
Stacktrace:
at cjs.a(SourceFile:45)
at cjs.a(SourceFile:35)

– Block being tesselated –
Details:
Block type: ID #31 (tile.tallgrass // azz)
Block data value: 1 / 0x1 / 0b0001
Block location: World: (184,64,250), Chunk: (at 8,4,10 in 11,15; contains blocks 176,0,240 to 191,255,255), 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: 14w30b
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_60, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 174446840 bytes (166 MB) / 499646464 bytes (476 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: 13, tallocated: 95