java.lang.ClassCastException: aqr cannot be cast to amv
	at amw.<init>(SourceFile:33)
	at amv.a(SourceFile:372)
	at amv.a(SourceFile:334)
	at adq.a(SourceFile:395)
	at abv.f(SourceFile:306)
	at aiq.a(SourceFile:384)
	at aiq.a(SourceFile:513)
	at agh.a(SourceFile:392)
	at ais.a(SourceFile:29)
	at aim.a(SourceFile:72)
	at aes.a(SourceFile:425)
	at jq.a(SourceFile:168)
	at adq.a(SourceFile:732)
	at jq.c(SourceFile:105)
	at jq.d(SourceFile:116)
	at abv.e(SourceFile:289)
	at ack.<init>(SourceFile:32)
	at abv.a(SourceFile:2241)
	at re.a(SourceFile:78)
	at re.a(SourceFile:82)
	at ql.c(SourceFile:41)
	at ps.a(SourceFile:91)
	at of.bh(SourceFile:410)
	at oe.c(SourceFile:1289)
	at of.c(SourceFile:292)
	at tl.c(SourceFile:24)
	at tv.c(SourceFile:141)
	at oe.l_(SourceFile:1176)
	at of.l_(SourceFile:169)
	at tl.l_(SourceFile:29)
	at tv.l_(SourceFile:197)
	at abv.a(SourceFile:1349)
	at jr.a(SourceFile:479)
	at abv.g(SourceFile:1327)

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

Time: 8/2/13 4:29 PM
Description: Ticking entity

java.lang.ClassCastException: aqr cannot be cast to amv
	at amw.<init>(SourceFile:33)
	at amv.a(SourceFile:372)
	at amv.a(SourceFile:334)
	at adq.a(SourceFile:395)
	at abv.f(SourceFile:306)
	at aiq.a(SourceFile:384)
	at aiq.a(SourceFile:513)
	at agh.a(SourceFile:392)
	at ais.a(SourceFile:29)
	at aim.a(SourceFile:72)
	at aes.a(SourceFile:425)
	at jq.a(SourceFile:168)
	at adq.a(SourceFile:732)
	at jq.c(SourceFile:105)
	at jq.d(SourceFile:116)
	at abv.e(SourceFile:289)
	at ack.<init>(SourceFile:32)
	at abv.a(SourceFile:2241)
	at re.a(SourceFile:78)
	at re.a(SourceFile:82)
	at ql.c(SourceFile:41)
	at ps.a(SourceFile:91)
	at of.bh(SourceFile:410)
	at oe.c(SourceFile:1289)
	at of.c(SourceFile:292)
	at tl.c(SourceFile:24)
	at tv.c(SourceFile:141)
	at oe.l_(SourceFile:1176)
	at of.l_(SourceFile:169)
	at tl.l_(SourceFile:29)
	at tv.l_(SourceFile:197)
	at abv.a(SourceFile:1349)
	at jr.a(SourceFile:479)
	at abv.g(SourceFile:1327)
	at abv.h(SourceFile:1234)
	at jr.h(SourceFile:364)
	at net.minecraft.server.MinecraftServer.t(SourceFile:470)
	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 amw.<init>(SourceFile:33)
	at amv.a(SourceFile:372)
	at amv.a(SourceFile:334)
	at adq.a(SourceFile:395)
	at abv.f(SourceFile:306)
	at aiq.a(SourceFile:384)
	at aiq.a(SourceFile:513)
	at agh.a(SourceFile:392)
	at ais.a(SourceFile:29)
	at aim.a(SourceFile:72)
	at aes.a(SourceFile:425)
	at jq.a(SourceFile:168)
	at adq.a(SourceFile:732)
	at jq.c(SourceFile:105)
	at jq.d(SourceFile:116)
	at abv.e(SourceFile:289)
	at ack.<init>(SourceFile:32)
	at abv.a(SourceFile:2241)
	at re.a(SourceFile:78)
	at re.a(SourceFile:82)
	at ql.c(SourceFile:41)
	at ps.a(SourceFile:91)
	at of.bh(SourceFile:410)
	at oe.c(SourceFile:1289)
	at of.c(SourceFile:292)
	at tl.c(SourceFile:24)
	at tv.c(SourceFile:141)
	at oe.l_(SourceFile:1176)
	at of.l_(SourceFile:169)
	at tl.l_(SourceFile:29)
	at tv.l_(SourceFile:197)
	at abv.a(SourceFile:1349)
	at jr.a(SourceFile:479)
	at abv.g(SourceFile:1327)

-- Entity being ticked --
Details:
	Entity Type: Zombie (tv)
	Entity ID: 602803
	Entity Name: Zombie
	Entity's Exact location: -974.50, 29.00, -248.50
	Entity's Block location: World: (-975,29,-249), Chunk: (at 1,1,7 in -61,-16; contains blocks -976,0,-256 to -961,255,-241), Region: (-2,-1; contains chunks -64,-32 to -33,-1, blocks -1024,0,-512 to -513,255,-1)
	Entity's Momentum: 0.00, -0.08, 0.00
Stacktrace:
	at abv.h(SourceFile:1234)
	at jr.h(SourceFile:364)

-- Affected level --
Details:
	Level name: Tun Tavern
	All players: 2 total; [ju['jinks6410'/591377, l='Tun Tavern', x=-228.38, y=76.00, z=116.30], ju['ranjamtom'/593087, l='Tun Tavern', x=-881.34, y=20.00, z=-178.16]]
	Chunk stats: ServerChunkCache: 1201 Drop: 0
	Level seed: 1118796795563187041
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-232,64,136), Chunk: (at 8,4,8 in -15,8; contains blocks -240,0,128 to -225,255,143), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 2238669 game time, 3461504 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 143011 (now: false), thunder time: 76443 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.t(SourceFile:470)
	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: Mac OS X (x86_64) version 10.6.8
	Java Version: 1.6.0_43, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 104928144 bytes (100 MB) / 455135232 bytes (434 MB) up to 1069416448 bytes (1019 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 16663 (933128 bytes; 0 MB) allocated, 15097 (845432 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 6392 (357952 bytes; 0 MB) allocated, 3298 (184688 bytes; 0 MB) used
	Player Count: 2 / 8; [ju['jinks6410'/591377, l='Tun Tavern', x=-228.38, y=76.00, z=116.30], ju['ranjamtom'/593087, l='Tun Tavern', x=-881.34, y=20.00, z=-178.16]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.