The game crashed why I was connecting to my server please fix thank you.

---- Minecraft Crash Report ----
// Shall we play a game?

Time: 3/1/14 10:44 PM
Description: Ticking screen

java.lang.NullPointerException: Ticking screen
	at ek.a(SourceFile:266)
	at eg.h(SourceFile:148)
	at eg.a(SourceFile:154)
	at bbp.c(SourceFile:78)
	at azl.p(SourceFile:1318)
	at azl.ah(SourceFile:757)
	at azl.f(SourceFile:711)
	at net.minecraft.client.main.Main.main(SourceFile:148)


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

-- Head --
Stacktrace:
	at ek.a(SourceFile:266)
	at eg.h(SourceFile:148)
	at eg.a(SourceFile:154)
	at bbp.c(SourceFile:78)

-- Affected screen --
Details:
	Screen name: bbp
Stacktrace:
	at azl.p(SourceFile:1318)
	at azl.ah(SourceFile:757)
	at azl.f(SourceFile:711)
	at net.minecraft.client.main.Main.main(SourceFile:148)

-- System Details --
Details:
	Minecraft Version: 1.7.5
	Operating System: Windows 8 (x86) version 6.2
	Java Version: 1.7.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 94534072 bytes (90 MB) / 162418688 bytes (154 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: 13, tallocated: 95
	Launched Version: 1.7.5
	LWJGL: 2.9.1
	OpenGL: AMD Radeon HD 7640G GL version 4.3.12618 Compatibility Profile Context 13.251.0.0, ATI Technologies Inc.
	GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: []
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Anisotropic Filtering: Off (1)