---- Minecraft Crash Report ----
// Don't be sad. I'll do better next time, I promise!

Time: 1/26/13 7:54 PM
Description: Exception generating new chunk

java.lang.ArrayIndexOutOfBoundsException: -1
	at aah.a(SourceFile:168)
	at aaf.<init>(SourceFile:29)
	at aae.a(SourceFile:58)
	at aae.e(SourceFile:97)
	at aah.a(SourceFile:161)
	at aah.b(SourceFile:151)
	at acf.d(SourceFile:213)
	at iw.c(SourceFile:82)
	at iv.<init>(SourceFile:26)
	at iu.a(SourceFile:172)
	at iu.a(SourceFile:203)
	at gs.a(SourceFile:121)
	at gs.c(SourceFile:164)
	at gs.a(SourceFile:98)
	at bhz.b(SourceFile:73)
	at net.minecraft.server.MinecraftServer.r(SourceFile:478)
	at net.minecraft.server.MinecraftServer.q(SourceFile:395)
	at bhw.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:329)
	at gn.run(SourceFile:565)


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

-- Head --
Stacktrace:
	at aah.a(SourceFile:168)
	at aaf.<init>(SourceFile:29)
	at aae.a(SourceFile:58)
	at aae.e(SourceFile:97)
	at aah.a(SourceFile:161)
	at aah.b(SourceFile:151)
	at acf.d(SourceFile:213)

-- Chunk to be generated --
Details:
	Location: 1,-2
	Position hash: -8589934591
	Generator: RandomLevelSource
Stacktrace:
	at iw.c(SourceFile:82)
	at iv.<init>(SourceFile:26)
	at iu.a(SourceFile:172)
	at iu.a(SourceFile:203)
	at gs.a(SourceFile:121)
	at gs.c(SourceFile:164)
	at gs.a(SourceFile:98)
	at bhz.b(SourceFile:73)
	at net.minecraft.server.MinecraftServer.r(SourceFile:478)
	at net.minecraft.server.MinecraftServer.q(SourceFile:395)
	at bhw.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:329)
	at gn.run(SourceFile:565)

-- System Details --
Details:
	Minecraft Version: 13w04a
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_09, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 117106216 bytes (111 MB) / 204800000 bytes (195 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 1 total; -Xmx1024m
	AABB Pool Size: 2695 (150920 bytes; 0 MB) allocated, 2695 (150920 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 13, allocated: 3, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 423 (23688 bytes; 0 MB) allocated, 423 (23688 bytes; 0 MB) used
	Player Count: 1 / 8; [ja['RagedKoala'/275, l='13w04a', x=52.27, y=69.00, z=143.79]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.