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

Time: 02-07-13 02:35
Description: Ticking player

java.lang.IllegalArgumentException: Modifier name cannot be empty
	at org.apache.commons.lang3.Validate.notEmpty(Validate.java:398)
	at oq.<init>(SourceFile:31)
	at tm.a(SourceFile:94)
	at xz.D(SourceFile:580)
	at oc.l_(SourceFile:1159)
	at ua.l_(SourceFile:203)
	at js.h(SourceFile:180)
	at jx.a(SourceFile:205)
	at et.a(SourceFile:136)
	at cm.b(SourceFile:64)
	at jx.d(SourceFile:59)
	at ka.b(SourceFile:37)
	at bkr.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:488)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bko.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at hf.run(SourceFile:582)


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

-- Head --
Stacktrace:
	at org.apache.commons.lang3.Validate.notEmpty(Validate.java:398)
	at oq.<init>(SourceFile:31)
	at tm.a(SourceFile:94)
	at xz.D(SourceFile:580)
	at oc.l_(SourceFile:1159)
	at ua.l_(SourceFile:203)

-- Player being ticked --
Details:
	Entity Type: null (js)
	Entity ID: 284
	Entity Name: AntonNov21
	Entity's Exact location: -43,90, 37,00, -7,97
	Entity's Block location: World: (-44,37,-8), Chunk: (at 4,2,8 in -3,-1; contains blocks -48,0,-16 to -33,255,-1), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
	Entity's Momentum: 0,00, -0,08, 0,00
Stacktrace:
	at js.h(SourceFile:180)
	at jx.a(SourceFile:205)
	at et.a(SourceFile:136)
	at cm.b(SourceFile:64)
	at jx.d(SourceFile:59)

-- Ticking connection --
Details:
	Connection: jx@27beb7ed
Stacktrace:
	at ka.b(SourceFile:37)
	at bkr.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:488)
	at net.minecraft.server.MinecraftServer.s(SourceFile:405)
	at bko.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:339)
	at hf.run(SourceFile:582)

-- System Details --
Details:
	Minecraft Version: 1.6.1
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_04, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 210008456 bytes (200 MB) / 363659264 bytes (346 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 1 total; -Xmx1G
	AABB Pool Size: 2804 (157024 bytes; 0 MB) allocated, 2804 (157024 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 1, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 554 (31024 bytes; 0 MB) allocated, 497 (27832 bytes; 0 MB) used
	Player Count: 1 / 8; [js['AntonNov21'/284, l='Adventure Time!', x=-43,90, y=37,00, z=-7,97]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.