---- Minecraft Crash Report ----
// Don't be sad, have a hug! <3

Time: 11/05/14 20:42
Description: Unexpected error

java.lang.NoClassDefFoundError: net/minecraft/wdl/WDL
	at biz.a(WorldClient.java:202)
	at biv.a(NetHandlerPlayClient.java:1386)
	at gq.a(SourceFile:150)
	at gq.a(SourceFile:13)
	at ef.a(SourceFile:164)
	at azd.o(SourceFile:1566)
	at azd.ad(SourceFile:753)
	at azd.e(SourceFile:704)
	at net.minecraft.client.main.Main.main(SourceFile:103)
Caused by: java.lang.ClassNotFoundException: net.minecraft.wdl.WDL
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 9 more


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

-- Head --
Stacktrace:
	at biz.a(WorldClient.java:202)
	at biv.a(NetHandlerPlayClient.java:1386)
	at gq.a(SourceFile:150)
	at gq.a(SourceFile:13)
	at ef.a(SourceFile:164)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bje['xvflankerxv'/355, l='MpServer', x=-99.69, y=61.62, z=283.24]]
	Chunk stats: MultiplayerChunkCache: 0, 0
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options:
	Level spawn location: World: (-44,64,256), Chunk: (at 4,4,0 in -3,16; contains blocks -48,0,256 to -33,255,271), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 56282 game time, 56282 day time
	Level dimension: 0
	Level storage version: 0x00000 - Unknown?
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
	Forced entities: 1 total; [bje['xvflankerxv'/355, l='MpServer', x=-99.69, y=61.62, z=283.24]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at biz.a(WorldClient.java:501)
	at azd.b(SourceFile:1951)
	at azd.e(SourceFile:718)
	at net.minecraft.client.main.Main.main(SourceFile:103)

-- System Details --
Details:
	Minecraft Version: 1.7.2
	Operating System: Windows Vista (x86) version 6.0
	Java Version: 1.7.0_05, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 44258616 bytes (42 MB) / 128163840 bytes (122 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
	AABB Pool Size: 1937 (108472 bytes; 0 MB) allocated, 1937 (108472 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Launched Version: 1.7.2.wdl
	LWJGL: 2.9.0
	OpenGL: GeForce 6150SE nForce 430/PCI/SSE2/3DNOW! GL version 2.1.2, NVIDIA Corporation
	Is Modded: Very likely; Jar signature invalidated
	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)