Hopper: java.lang.ArrayIndexOutOfBoundsException: 150

java.lang.ArrayIndexOutOfBoundsException: 150
	at mx.a(SourceFile:398)
	at jc.a(SourceFile:60)
	at jc.a(SourceFile:9)
	at ef.a(SourceFile:164)

---- Minecraft Crash Report ----
// Don't do that.

Time: 10/25/13 9:51 AM
Description: Ticking memory connection

java.lang.ArrayIndexOutOfBoundsException: 150
	at mx.a(SourceFile:398)
	at jc.a(SourceFile:60)
	at jc.a(SourceFile:9)
	at ef.a(SourceFile:164)
	at ms.c(SourceFile:134)
	at net.minecraft.server.MinecraftServer.u(SourceFile:529)
	at net.minecraft.server.MinecraftServer.t(SourceFile:441)
	at bsk.t(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:358)
	at ky.run(SourceFile:617)


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

-- Head --
Stacktrace:
	at mx.a(SourceFile:398)
	at jc.a(SourceFile:60)
	at jc.a(SourceFile:9)
	at ef.a(SourceFile:164)

-- Ticking connection --
Details:
	Connection: ef@56d90f94
Stacktrace:
	at ms.c(SourceFile:134)
	at net.minecraft.server.MinecraftServer.u(SourceFile:529)
	at net.minecraft.server.MinecraftServer.t(SourceFile:441)
	at bsk.t(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:358)
	at ky.run(SourceFile:617)

-- System Details --
Details:
	Minecraft Version: 1.7.2
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_17, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 119485784 bytes (113 MB) / 350289920 bytes (334 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 332 (18592 bytes; 0 MB) allocated, 198 (11088 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 46 (2576 bytes; 0 MB) allocated, 24 (1344 bytes; 0 MB) used
	Player Count: 1 / 8; [mm['HDC1999'/15, l='Earth', x=633.21, y=4.00, z=-124.45]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.