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

Time: 09/07/14 16:06
Description: Ticking entity

java.lang.IllegalArgumentException: Cannot get property ayn{name=extended, clazz=class java.lang.Boolean, values=[false, true]} as it does not exist!
	at aye.b(SourceFile:116)
	at axt.b(SourceFile:63)
	at ayz.a(SourceFile:496)
	at aly.a(SourceFile:341)
	at alt.a(SourceFile:199)
	at ow.a(SourceFile:801)
	at zq.z(SourceFile:201)
	at uz.bA(SourceFile:458)
	at uy.f(SourceFile:1406)
	at uz.f(SourceFile:317)
	at abm.f(SourceFile:40)
	at zq.f(SourceFile:145)
	at uy.j(SourceFile:1274)
	at uz.j(SourceFile:196)
	at abm.j(SourceFile:45)
	at aly.a(SourceFile:1452)
	at ow.a(SourceFile:578)
	at aly.g(SourceFile:1430)
	at aly.i(SourceFile:1335)
	at ow.i(SourceFile:447)
	at net.minecraft.server.MinecraftServer.x(SourceFile:582)
	at nv.x(SourceFile:284)
	at net.minecraft.server.MinecraftServer.w(SourceFile:510)
	at net.minecraft.server.MinecraftServer.run(SourceFile:426)
	at java.lang.Thread.run(Thread.java:745)


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

-- Head --
Stacktrace:
	at aye.b(SourceFile:116)
	at axt.b(SourceFile:63)
	at ayz.a(SourceFile:496)
	at aly.a(SourceFile:341)
	at alt.a(SourceFile:199)
	at ow.a(SourceFile:801)
	at zq.z(SourceFile:201)
	at uz.bA(SourceFile:458)
	at uy.f(SourceFile:1406)
	at uz.f(SourceFile:317)
	at abm.f(SourceFile:40)
	at zq.f(SourceFile:145)
	at uy.j(SourceFile:1274)
	at uz.j(SourceFile:196)
	at abm.j(SourceFile:45)
	at aly.a(SourceFile:1452)
	at ow.a(SourceFile:578)
	at aly.g(SourceFile:1430)

-- Entity being ticked --
Details:
	Entity Type: WitherBoss (zq)
	Entity ID: 159368119
	Entity Name: Wither
	Entity's Exact location: 0.50, 120.75, -30.50
	Entity's Block location: 0.00,120.00,-31.00 - World: (0,120,-31), Chunk: (at 0,7,1 in 0,-2; contains blocks 0,0,-32 to 15,255,-17), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
	Entity's Momentum: 0.00, -0.05, 0.00
	Entity's Rider: ~~ERROR~~ NullPointerException: null
	Entity's Vehicle: ~~ERROR~~ NullPointerException: null
Stacktrace:
	at aly.i(SourceFile:1335)
	at ow.i(SourceFile:447)

-- Affected level --
Details:
	Level name: 387589310970291468
	All players: 1 total; [oz['Bramblejack'/157459498, l='387589310970291468', x=-1.65, y=121.00, z=-29.72]]
	Chunk stats: ServerChunkCache: 514 Drop: 0
	Level seed: 387589310970291468
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options: 
	Level spawn location: 0.00,0.00,0.00 - World: (0,0,0), Chunk: (at 0,0,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 0 game time, 0 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
Stacktrace:
	at net.minecraft.server.MinecraftServer.x(SourceFile:582)
	at nv.x(SourceFile:284)
	at net.minecraft.server.MinecraftServer.w(SourceFile:510)
	at net.minecraft.server.MinecraftServer.run(SourceFile:426)
	at java.lang.Thread.run(Thread.java:745)

-- System Details --
Details:
	Minecraft Version: 14w26c
	Operating System: Linux (amd64) version 3.10.23-xxxx-grs-ipv6-64
	Java Version: 1.7.0_55, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 210916744 bytes (201 MB) / 672661504 bytes (641 MB) up to 838860800 bytes (800 MB)
	JVM Flags: 2 total; -Xmx900M -XX:MaxPermSize=128M
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	Profiler Position: N/A (disabled)
	Player Count: 2 / 10; [oz['Bramblejack'/157459498, l='387589310970291468', x=-1.65, y=121.00, z=-29.72], oz['Deathnite'/157506386, l='387589310970291468', x=1838.25, y=79.00, z=586.41]]
	Is Modded: Unknown (can't tell)
	Type: Dedicated Server (map_server.txt)