---- Minecraft Crash Report ----
// I let you down. Sorry :(

Time: 17.12.12 23:41
Description: Ticking entity

java.lang.ClassCastException: qn cannot be cast to iq
	at qz.j_(SourceFile:276)
	at yc.a(SourceFile:1319)
	at in.a(SourceFile:450)
	at yc.g(SourceFile:1297)
	at yc.h(SourceFile:1196)
	at in.h(SourceFile:362)
	at net.minecraft.server.MinecraftServer.r(SourceFile:744)
	at net.minecraft.server.MinecraftServer.q(SourceFile:679)
	at bdz.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:613)
	at fy.run(SourceFile:849)


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

-- Head --
Stacktrace:
	at qz.j_(SourceFile:276)
	at yc.a(SourceFile:1319)
	at in.a(SourceFile:450)
	at yc.g(SourceFile:1297)

-- Entity being ticked --
Details:
	Entity Type: Arrow (qz)
	Entity ID: 134396
	Name: arrow
	Exact location: -100,27, 60,70, 206,62
	Block location: World: (-101,60,206), Chunk: (at 11,3,14 in -7,12; contains blocks -112,0,192 to -97,255,207), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Momentum: 0,25, 0,64, 1,35
Stacktrace:
	at yc.h(SourceFile:1196)
	at in.h(SourceFile:362)

-- Affected level --
Details:
	Level name: Hamlet
	All players: 1 total; [iq['clipka'/606, l='Hamlet', x=-99,68, y=60,00, z=208,14]]
	Chunk stats: ServerChunkCache: 611 Drop: 0
	Level seed: 4943026449879767519
	Level generator: ID 02 - largeBiomes, ver 0. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-248,64,248), Chunk: (at 8,4,8 in -16,15; contains blocks -256,0,240 to -241,255,255), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 46535 game time, 77281 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 27806 (now: false), thunder time: 153865 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.r(SourceFile:744)
	at net.minecraft.server.MinecraftServer.q(SourceFile:679)
	at bdz.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:613)
	at fy.run(SourceFile:849)

-- System Details --
Details:
	Minecraft Version: 1.4.6
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.6.0_29, Sun Microsystems Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
	Memory: 286929016 bytes (273 MB) / 521863168 bytes (497 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -Xms512m -Xmx1024m
	AABB Pool Size: 6098 (341488 bytes; 0 MB) allocated, 5885 (329560 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 71
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 1262 (70672 bytes; 0 MB) allocated, 1157 (64792 bytes; 0 MB) used
	Player Count: 1 / 8; [iq['clipka'/606, l='Hamlet', x=-99,68, y=60,00, z=208,14]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.