java.lang.ClassCastException: asj cannot be cast to arv
	at anh.g_(SourceFile:246)
	at anh.a(SourceFile:236)
	at jv.a(SourceFile:247)
	at jz.a(SourceFile:350)
	at gj.a(SourceFile:58)
	at cm.b(SourceFile:64)
	at jz.e(SourceFile:60)

---- Minecraft Crash Report ----
// Who set us up the TNT?

Time: 8/2/13 8:34 PM
Description: Ticking memory connection

java.lang.ClassCastException: asj cannot be cast to arv
	at anh.g_(SourceFile:246)
	at anh.a(SourceFile:236)
	at jv.a(SourceFile:247)
	at jz.a(SourceFile:350)
	at gj.a(SourceFile:58)
	at cm.b(SourceFile:64)
	at jz.e(SourceFile:60)
	at kc.b(SourceFile:37)
	at bkz.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:488)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bkw.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at hh.run(SourceFile:582)


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

-- Head --
Stacktrace:
	at anh.g_(SourceFile:246)
	at anh.a(SourceFile:236)
	at jv.a(SourceFile:247)
	at jz.a(SourceFile:350)
	at gj.a(SourceFile:58)
	at cm.b(SourceFile:64)
	at jz.e(SourceFile:60)

-- Ticking connection --
Details:
	Connection: jz@6c74f9d2
Stacktrace:
	at kc.b(SourceFile:37)
	at bkz.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:488)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bkw.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at hh.run(SourceFile:582)

-- System Details --
Details:
	Minecraft Version: 1.6.2
	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: 202733296 bytes (193 MB) / 528809984 bytes (504 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 2802 (156912 bytes; 0 MB) allocated, 1927 (107912 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 638 (35728 bytes; 0 MB) allocated, 439 (24584 bytes; 0 MB) used
	Player Count: 1 / 8; [ju['WTO5568'/77631, l='Rise of the Rebellion', x=1495.52, y=94.00, z=1149.30]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.