TC4 Crash

---- Minecraft Crash Report ----
// I blame Dinnerbone.

Time: 6-10-13 20:24
Description: Initializing game

java.lang.NullPointerException
	at bkd.b(SourceFile:76)
	at atv.O(SourceFile:332)
	at atv.d(SourceFile:599)
	at net.minecraft.client.main.Main.main(SourceFile:101)


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

-- Head --
Stacktrace:
	at bkd.b(SourceFile:76)
	at atv.O(SourceFile:332)

-- Initialization --
Details:
Stacktrace:
	at atv.d(SourceFile:599)
	at net.minecraft.client.main.Main.main(SourceFile:101)

-- System Details --
Details:
	Minecraft Version: 1.6.4
	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: 40713608 bytes (38 MB) / 120586240 bytes (115 MB) up to 3817799680 bytes (3640 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: Thaumcraft
	LWJGL: 2.9.0
	OpenGL: AMD Radeon HD 6550D GL version 4.1.11005 Compatibility Profile Context, ATI Technologies Inc.
	Is Modded: Very likely; Jar signature invalidated
	Type: Client (map_client.txt)
	Resource Pack: Sphax PureBDcraft  64x MC16.zip
	Current Language: ~~ERROR~~ NullPointerException: null
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: ~~ERROR~~ NullPointerException: null