---- Minecraft Crash Report ----
// I just don't know what went wrong :(

Time: 17-12-12 17:24
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: 2006
	Name: arrow
	Exact location: -713,23, 17,90, 835,84
	Block location: World: (-714,17,835), Chunk: (at 6,1,3 in -45,52; contains blocks -720,0,832 to -705,255,847), Region: (-2,1; contains chunks -64,32 to -33,63, blocks -1024,0,512 to -513,255,1023)
	Momentum: 0,04, 0,15, 1,61
Stacktrace:
	at yc.h(SourceFile:1196)
	at in.h(SourceFile:362)

-- Affected level --
Details:
	Level name: 251
	All players: 1 total; [iq['Rebelspirit01'/355, l='251', x=-713,05, y=16,00, z=837,48]]
	Chunk stats: ServerChunkCache: 1066 Drop: 0
	Level seed: 251
	Level generator: ID 02 - largeBiomes, ver 0. Features enabled: true
	Level generator options: 
	Level spawn location: World: (247,64,204), Chunk: (at 7,4,12 in 15,12; contains blocks 240,0,192 to 255,255,207), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 4957145 game time, 5542787 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 22812 (now: false), thunder time: 139399 (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: 1.7.0, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 402279184 bytes (383 MB) / 648740864 bytes (618 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -Xms512m -Xmx1024m
	AABB Pool Size: 7374 (412944 bytes; 0 MB) allocated, 6980 (390880 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 71
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 1588 (88928 bytes; 0 MB) allocated, 1393 (78008 bytes; 0 MB) used
	Player Count: 1 / 8; [iq['Rebelspirit01'/355, l='251', x=-713,05, y=16,00, z=837,48]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.