Minecraft kakt ab

      Minecraft has crashed!      
      ----------------------      

Minecraft has stopped running because it encountered a problem.

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Please include a description of what you did when the error occured.



--- BEGIN ERROR REPORT a1dce528 --------
Generated 08.03.11 01:08

Minecraft: Minecraft Alpha v1.2.2
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_24, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: GeForce 9100M G/PCI/SSE2 version 3.2.0, NVIDIA Corporation

java.lang.NullPointerException
	at cw.f(SourceFile:406)
	at ky.j(SourceFile:201)
	at ky.e(SourceFile:185)
	at gx.a(SourceFile:264)
	at cw.a(SourceFile:390)
	at ix.j(SourceFile:15)
	at ix.a(SourceFile:77)
	at cw.j(SourceFile:1469)
	at cw.i(SourceFile:1390)
	at net.minecraft.client.Minecraft.i(SourceFile:1131)
	at net.minecraft.client.Minecraft.run(SourceFile:599)
	at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT 381e5a8b ----------