Hopper: java.lang.ArrayIndexOutOfBoundsException: 4

java.lang.ArrayIndexOutOfBoundsException: 4
	at bqa.a(SourceFile:81)

---- Minecraft Crash Report ----
// I feel sad now :(

Time: 25/10/13 18:40
Description: Generating mipmaps for frame

java.lang.ArrayIndexOutOfBoundsException: 4
	at bqa.a(SourceFile:81)
	at bpv.d(SourceFile:247)
	at bpr.b(SourceFile:165)
	at bpr.a(SourceFile:90)
	at bpx.a(SourceFile:72)
	at bpx.a(SourceFile:61)
	at bpx.a(SourceFile:52)
	at azd.Z(SourceFile:455)
	at azd.e(SourceFile:689)
	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 bqa.a(SourceFile:81)

-- Frame being iterated --
Details:
	Frame index: 0
	Frame sizes: 4, null, null, null, null
Stacktrace:
	at bpv.d(SourceFile:247)

-- Sprite being mipmapped --
Details:
	Sprite name: wool_colored_gray
	Sprite size: 2 x 2
	Sprite frames: 1 frames
	Mipmap levels: 1
Stacktrace:
	at bpr.b(SourceFile:165)
	at bpr.a(SourceFile:90)

-- Resource location being registered --
Details:
	Resource location: minecraft:textures/atlas/blocks.png
	Texture object class: bpr
Stacktrace:
	at bpx.a(SourceFile:72)
	at bpx.a(SourceFile:61)
	at bpx.a(SourceFile:52)
	at azd.Z(SourceFile:455)

-- Initialization --
Details:
Stacktrace:
	at azd.e(SourceFile:689)
	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: 34267472 bytes (32 MB) / 74665984 bytes (71 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: 0, tallocated: 0
	Launched Version: 1.7.2
	LWJGL: 2.9.0
	OpenGL: AMD Radeon HD 6670 GL version 4.2.11399 Compatibility Profile Context, ATI Technologies Inc.
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: [Pixel_Perfection_V2.0.zip, Child_s_Play_1.6.2.zip, FaithfulWAR-32X32_for_1.6_v1.5.zip, PLAYFUL_Modern_1.6-4.zip, SilverMines__64x___1.6_.zip, smoothcolour-converted-1379193498150.zip]
	Current Language: English (UK)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: ~~ERROR~~ NullPointerException: null
	Anisotropic Filtering: Off (1)