---- Minecraft Crash Report ----
// Why did you do that?

Time: 24.1.14 21:06
Description: Exception getting block type in world

java.lang.RuntimeException: Already decorating
	at ail.a(SourceFile:21)
	at aif.a(SourceFile:386)
	at asc.a(SourceFile:443)
	at nl.a(SourceFile:174)
	at aqz.a(SourceFile:842)
	at nl.c(SourceFile:103)
	at nl.d(SourceFile:116)
	at ahn.b(SourceFile:273)
	at ahn.f(SourceFile:268)
	at ahn.c(SourceFile:204)
	at ahn.d(SourceFile:219)
	at aso.a(SourceFile:28)
	at ail.a(SourceFile:141)
	at ail.a(SourceFile:27)
	at aif.a(SourceFile:386)
	at asc.a(SourceFile:443)
	at nl.a(SourceFile:174)
	at aqz.a(SourceFile:838)
	at nl.c(SourceFile:103)
	at nl.d(SourceFile:116)
	at ahn.b(SourceFile:273)
	at nm.h(SourceFile:263)
	at nm.c(SourceFile:162)
	at net.minecraft.server.MinecraftServer.v(SourceFile:519)
	at net.minecraft.server.MinecraftServer.u(SourceFile:461)
	at byn.u(SourceFile:123)
	at net.minecraft.server.MinecraftServer.run(SourceFile:377)
	at mc.run(SourceFile:647)


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

-- Head --
Stacktrace:
	at ail.a(SourceFile:21)
	at aif.a(SourceFile:386)
	at asc.a(SourceFile:443)
	at nl.a(SourceFile:174)
	at aqz.a(SourceFile:842)
	at nl.c(SourceFile:103)
	at nl.d(SourceFile:116)
	at ahn.b(SourceFile:273)
	at ahn.f(SourceFile:268)

-- Requested block coordinates --
Details:
	Found chunk: true
	Location: World: (-4,2,-3), Chunk: (at 12,0,13 in -1,-1; contains blocks -16,0,-16 to -1,255,-1), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
Stacktrace:
	at ahn.c(SourceFile:204)
	at ahn.d(SourceFile:219)
	at aso.a(SourceFile:28)
	at ail.a(SourceFile:141)
	at ail.a(SourceFile:27)
	at aif.a(SourceFile:386)
	at asc.a(SourceFile:443)
	at nl.a(SourceFile:174)
	at aqz.a(SourceFile:838)
	at nl.c(SourceFile:103)
	at nl.d(SourceFile:116)
	at ahn.b(SourceFile:273)
	at nm.h(SourceFile:263)
	at nm.c(SourceFile:162)

-- Affected level --
Details:
	Level name: 1.7.2 to 1.8 transition testing
	All players: 1 total; [np['JohnyDaison'/272, l='1.7.2 to 1.8 transition testing', x=0,50, y=90,00, z=0,50]]
	Chunk stats: ServerChunkCache: 777 Drop: 0
	Level seed: 5612807832380384626
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: -224,00,64,00,143,00 - World: (-224,64,143), Chunk: (at 0,4,15 in -14,8; contains blocks -224,0,128 to -209,255,143), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 292059 game time, 3128 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 22985 (now: false), thunder time: 3021 (now: true)
	Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
	at net.minecraft.server.MinecraftServer.v(SourceFile:519)
	at net.minecraft.server.MinecraftServer.u(SourceFile:461)
	at byn.u(SourceFile:123)
	at net.minecraft.server.MinecraftServer.run(SourceFile:377)
	at mc.run(SourceFile:647)

-- System Details --
Details:
	Minecraft Version: 14w04a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_45, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 478786448 bytes (456 MB) / 758120448 bytes (723 MB) up to 954728448 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [np['JohnyDaison'/272, l='1.7.2 to 1.8 transition testing', x=0,50, y=90,00, z=0,50]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.