Hopper: java.lang.ArrayIndexOutOfBoundsException: 295303

java.lang.ArrayIndexOutOfBoundsException: 295303
	at amm.a(SourceFile:152)
	at amo.a(SourceFile:104)
	at amn.a(SourceFile:13)
	at amz.a(SourceFile:20)
	at ama.a(SourceFile:16)
	at amz.a(SourceFile:20)
	at amt.a(SourceFile:13)
	at amz.a(SourceFile:20)
	at amz.a(SourceFile:20)
	at amu.a(SourceFile:15)
	at ams.a(SourceFile:24)
	at amy.a(SourceFile:23)
	at adv.a(SourceFile:79)
	at adt.<init>(SourceFile:26)
	at ads.a(SourceFile:52)
	at ads.d(SourceFile:87)
	at adv.a(SourceFile:160)
	at adv.b(SourceFile:150)
	at agb.d(SourceFile:194)

---- Minecraft Crash Report ----
// Oops.

Time: 9/6/13 3:14 PM
Description: Exception generating new chunk

java.lang.ArrayIndexOutOfBoundsException: 55578
	at amm.a(SourceFile:152)
	at amo.a(SourceFile:104)
	at amn.a(SourceFile:13)
	at amz.a(SourceFile:20)
	at ama.a(SourceFile:16)
	at amz.a(SourceFile:20)
	at amt.a(SourceFile:13)
	at amz.a(SourceFile:20)
	at amz.a(SourceFile:20)
	at amu.a(SourceFile:15)
	at ams.a(SourceFile:24)
	at amy.a(SourceFile:23)
	at adv.a(SourceFile:79)
	at adt.<init>(SourceFile:26)
	at ads.a(SourceFile:52)
	at ads.d(SourceFile:87)
	at adv.a(SourceFile:160)
	at adv.b(SourceFile:150)
	at agb.d(SourceFile:194)
	at kc.c(SourceFile:72)
	at kc.d(SourceFile:104)
	at act.e(SourceFile:297)
	at act.a(SourceFile:218)
	at adg.b(SourceFile:85)
	at adg.a(SourceFile:50)
	at hx.a(SourceFile:435)
	at hx.a(SourceFile:365)
	at kg.b(SourceFile:347)
	at oc.z(SourceFile:316)
	at ou.z(SourceFile:167)
	at oc.o_(SourceFile:279)
	at ou.o_(SourceFile:1167)
	at uw.o_(SourceFile:204)
	at kg.h(SourceFile:192)
	at kl.a(SourceFile:195)
	at fe.a(SourceFile:136)
	at cx.b(SourceFile:64)
	at kl.e(SourceFile:63)
	at ko.b(SourceFile:37)
	at bnj.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:481)
	at net.minecraft.server.MinecraftServer.s(SourceFile:398)
	at bng.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:332)
	at hs.run(SourceFile:575)


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

-- Head --
Stacktrace:
	at amm.a(SourceFile:152)
	at amo.a(SourceFile:104)
	at amn.a(SourceFile:13)
	at amz.a(SourceFile:20)
	at ama.a(SourceFile:16)
	at amz.a(SourceFile:20)
	at amt.a(SourceFile:13)
	at amz.a(SourceFile:20)
	at amz.a(SourceFile:20)
	at amu.a(SourceFile:15)
	at ams.a(SourceFile:24)
	at amy.a(SourceFile:23)
	at adv.a(SourceFile:79)
	at adt.<init>(SourceFile:26)
	at ads.a(SourceFile:52)
	at ads.d(SourceFile:87)
	at adv.a(SourceFile:160)
	at adv.b(SourceFile:150)
	at agb.d(SourceFile:194)

-- Chunk to be generated --
Details:
	Location: -158,102
	Position hash: 442381631330
	Generator: RandomLevelSource
Stacktrace:
	at kc.c(SourceFile:72)
	at kc.d(SourceFile:104)
	at act.e(SourceFile:297)

-- Requested block coordinates --
Details:
	Found chunk: true
	Location: World: (-2524,255,1632), Chunk: (at 4,15,0 in -158,102; contains blocks -2528,0,1632 to -2513,255,1647), Region: (-5,3; contains chunks -160,96 to -129,127, blocks -2560,0,1536 to -2049,255,2047)
Stacktrace:
	at act.a(SourceFile:218)
	at adg.b(SourceFile:85)
	at adg.a(SourceFile:50)
	at hx.a(SourceFile:435)
	at hx.a(SourceFile:365)
	at kg.b(SourceFile:347)
	at oc.z(SourceFile:316)
	at ou.z(SourceFile:167)
	at oc.o_(SourceFile:279)
	at ou.o_(SourceFile:1167)
	at uw.o_(SourceFile:204)

-- Player being ticked --
Details:
	Entity Type: null (kg)
	Entity ID: 535666
	Entity Name: Chickenkiller4u
	Entity's Exact location: -2396.00, 59.00, 1735.00
	Entity's Block location: World: (-2396,59,1735), Chunk: (at 4,3,7 in -150,108; contains blocks -2400,0,1728 to -2385,255,1743), Region: (-5,3; contains chunks -160,96 to -129,127, blocks -2560,0,1536 to -2049,255,2047)
	Entity's Momentum: 0.00, -0.08, 0.00
Stacktrace:
	at kg.h(SourceFile:192)
	at kl.a(SourceFile:195)
	at fe.a(SourceFile:136)
	at cx.b(SourceFile:64)
	at kl.e(SourceFile:63)

-- Ticking connection --
Details:
	Connection: kl@3ba11e37
Stacktrace:
	at ko.b(SourceFile:37)
	at bnj.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:481)
	at net.minecraft.server.MinecraftServer.s(SourceFile:398)
	at bng.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:332)
	at hs.run(SourceFile:575)

-- System Details --
Details:
	Minecraft Version: 13w36a
	Operating System: Mac OS X (x86_64) version 10.6.8
	Java Version: 1.6.0_51, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 235537832 bytes (224 MB) / 476241920 bytes (454 MB) up to 2138767360 bytes (2039 MB)
	JVM Flags: 1 total; -Xmx2G
	AABB Pool Size: 1635 (91560 bytes; 0 MB) allocated, 1485 (83160 bytes; 0 MB) used
	Suspicious classes: [com.ibm.icu.text.ArabicShapingException], [gnu.trove.TIntCollection], [gnu.trove.impl.HashFunctions, PrimeFinder], [gnu.trove.impl.hash.THash, TPrimitiveHash, TIntIntHash], [gnu.trove.iterator.TIterator, TAdvancingIterator, TIntIntIterator], [gnu.trove.map.TIntIntMap], [gnu.trove.map.hash.TIntIntHashMap], [gnu.trove.procedure.TIntIntProcedure], [gnu.trove.set.TIntSet]
	IntCache: cache: 0, tcache: 0, allocated: 16, tallocated: 115
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Player Count: 1 / 8; [kg['Chickenkiller4u'/535666, l='Survival 2', x=-2396.00, y=59.00, z=1735.00]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.