Hopper: java.lang.ArrayIndexOutOfBoundsException: -18

This is an automatically generated report based from the following crash: http://hopper.minecraft.net/crashes/minecraft/MCX-466558/

Crash:

java.lang.ArrayIndexOutOfBoundsException: -18
	at b.a(SourceFile:263)
	at b.a(SourceFile:250)
	at bpx.a(SourceFile:80)
	at bpx.a(SourceFile:40)
	at bag.b(SourceFile:197)
	at bag.a(SourceFile:207)
	at bag.a(SourceFile:161)
	at bag.a(SourceFile:351)
	at bag.b(SourceFile:432)
	at bag.a(SourceFile:251)
	at bag.a(SourceFile:237)
	at bai.a(SourceFile:96)
	at bbr.a(SourceFile:127)
	at bay.b(SourceFile:382)
	at bay.a(SourceFile:259)
	at bbq.a(SourceFile:66)

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

---- Minecraft Crash Report ----
// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 10/25/13 11:30 AM
Description: Rendering screen

java.lang.ArrayIndexOutOfBoundsException: -18
	at b.a(SourceFile:263)
	at b.a(SourceFile:250)
	at bpx.a(SourceFile:80)
	at bpx.a(SourceFile:40)
	at bag.b(SourceFile:197)
	at bag.a(SourceFile:207)
	at bag.a(SourceFile:161)
	at bag.a(SourceFile:351)
	at bag.b(SourceFile:432)
	at bag.a(SourceFile:251)
	at bag.a(SourceFile:237)
	at bai.a(SourceFile:96)
	at bbr.a(SourceFile:127)
	at bay.b(SourceFile:382)
	at bay.a(SourceFile:259)
	at bbq.a(SourceFile:66)
	at bll.b(SourceFile:851)
	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 b.a(SourceFile:263)
	at b.a(SourceFile:250)
	at bpx.a(SourceFile:80)
	at bpx.a(SourceFile:40)
	at bag.b(SourceFile:197)
	at bag.a(SourceFile:207)
	at bag.a(SourceFile:161)
	at bag.a(SourceFile:351)
	at bag.b(SourceFile:432)
	at bag.a(SourceFile:251)
	at bag.a(SourceFile:237)
	at bai.a(SourceFile:96)
	at bbr.a(SourceFile:127)
	at bay.b(SourceFile:382)
	at bay.a(SourceFile:259)
	at bbq.a(SourceFile:66)

-- Screen render details --
Details:
	Screen name: bbq
	Mouse location: Scaled: (100, 208). Absolute: (300, 175)
	Screen size: Scaled: (427, 267). Absolute: (1280, 800). Scale factor of 3
Stacktrace:
	at bll.b(SourceFile:851)
	at azd.ad(SourceFile:780)
	at azd.e(SourceFile:704)
	at net.minecraft.client.main.Main.main(SourceFile:103)

-- System Details --
Details:
	Minecraft Version: 1.7.2
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 8402280 bytes (8 MB) / 518979584 bytes (494 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Launched Version: 1.7.2
	LWJGL: 2.9.0
	OpenGL: Intel 965/963 Graphics Media Accelerator GL version 2.0.0 - Build 8.14.10.1930, Intel
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: [DragonDance_2.zip]
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: ~~ERROR~~ NullPointerException: null
	Anisotropic Filtering: Off (1)

You can see this full report at http://hopper.minecraft.net/crashes/minecraft/MCX-466558/21386536/