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

Time: 29/04/13 14:33
Description: Ticking entity

java.lang.OutOfMemoryError: Java heap space
	at java.util.Arrays.copyOf(Unknown Source)
	at java.util.Arrays.copyOf(Unknown Source)
	at java.util.ArrayList.grow(Unknown Source)
	at java.util.ArrayList.ensureCapacityInternal(Unknown Source)
	at java.util.ArrayList.add(Unknown Source)
	at aqz.a(SourceFile:24)
	at apa.b(SourceFile:569)
	at apa.a(SourceFile:564)
	at aab.a(SourceFile:935)
	at mp.d(SourceFile:522)
	at ng.e(SourceFile:978)
	at ng.c(SourceFile:1186)
	at sb.c(SourceFile:26)
	at sj.c(SourceFile:135)
	at ng.l_(SourceFile:552)
	at sb.l_(SourceFile:31)
	at sj.l_(SourceFile:150)
	at aab.a(SourceFile:1336)
	at iz.a(SourceFile:508)
	at aab.g(SourceFile:1314)
	at aab.h(SourceFile:1221)
	at iz.h(SourceFile:390)
	at net.minecraft.server.MinecraftServer.r(SourceFile:462)
	at net.minecraft.server.MinecraftServer.q(SourceFile:397)
	at bjh.q(SourceFile:122)
	at net.minecraft.server.MinecraftServer.run(SourceFile:331)
	at gp.run(SourceFile:573)


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

-- Head --
Stacktrace:
	at java.util.Arrays.copyOf(Unknown Source)
	at java.util.Arrays.copyOf(Unknown Source)
	at java.util.ArrayList.grow(Unknown Source)
	at java.util.ArrayList.ensureCapacityInternal(Unknown Source)
	at java.util.ArrayList.add(Unknown Source)
	at aqz.a(SourceFile:24)
	at apa.b(SourceFile:569)
	at apa.a(SourceFile:564)
	at aab.a(SourceFile:935)
	at mp.d(SourceFile:522)
	at ng.e(SourceFile:978)
	at ng.c(SourceFile:1186)
	at sb.c(SourceFile:26)
	at sj.c(SourceFile:135)
	at ng.l_(SourceFile:552)
	at sb.l_(SourceFile:31)
	at sj.l_(SourceFile:150)
	at aab.a(SourceFile:1336)
	at iz.a(SourceFile:508)
	at aab.g(SourceFile:1314)

-- Entity being ticked --
Details:
	Entity Type: Zombie (sj)
	Entity ID: 1381
	Entity Name: Zombie
	Entity's Exact location: -39.30, 52.00, 204.30
	Entity's Block location: World: (-40,52,204), Chunk: (at 8,3,12 in -3,12; contains blocks -48,0,192 to -33,255,207), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Entity's Momentum: 59.01, -0.08, -60.15
Stacktrace:
	at aab.h(SourceFile:1221)
	at iz.h(SourceFile:390)

-- Affected level --
Details:
	Level name: Isadad
	All players: 0 total; []
	Chunk stats: ServerChunkCache: 397 Drop: 0
	Level seed: 7591132563156503699
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (6,64,164), Chunk: (at 6,4,4 in 0,10; contains blocks 0,0,160 to 15,255,175), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 3570504 game time, 3570504 day time
	Level dimension: 0
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 41538 (now: false), thunder time: 31207 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.r(SourceFile:462)
	at net.minecraft.server.MinecraftServer.q(SourceFile:397)
	at bjh.q(SourceFile:122)
	at net.minecraft.server.MinecraftServer.run(SourceFile:331)
	at gp.run(SourceFile:573)

-- System Details --
Details:
	Minecraft Version: 1.5.1
	Operating System: Windows XP (x86) version 5.1
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 35617472 bytes (33 MB) / 1037959168 bytes (989 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 2 total; -Xms512m -Xmx1024m
	AABB Pool Size: 13845150 (775328400 bytes; 739 MB) allocated, 13845150 (775328400 bytes; 739 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 5808 (325248 bytes; 0 MB) allocated, 2938 (164528 bytes; 0 MB) used
	Player Count: 0 / 8; []
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.