Crash after reloading the world because unable to respawn

I died in a portal in the nether. a zombie killed me. and i could not respawn. and then i clicked title and tried to load up the world again and then it crashed.

Minecraft has crashed!      
      ----------------------      

Minecraft has stopped running because it encountered a problem; Exception generating new chunk

A full error report has been saved to /Users/jonathan/Library/Application Support/minecraft/crash-reports/crash-2013-01-19_20.44.36-server.txt - Please include a copy of that file (Not this screen!) if you report this crash to anyone; without it, they will not be able to help fix the crash :(



--- BEGIN ERROR REPORT e1891681 --------
Full report at:
/Users/jonathan/Library/Application Support/minecraft/crash-reports/crash-2013-01-19_20.44.36-server.txt
Please show that file to Mojang, NOT just this screen!

Generated 19-01-13 20:44

-- Head --
Stacktrace:
	at zd.b(SourceFile:114)
	at zb.<init>(SourceFile:27)
	at za.a(SourceFile:58)
	at za.e(SourceFile:97)
	at zd.a(SourceFile:161)
	at zd.b(SourceFile:151)
	at abb.d(SourceFile:213)

-- Chunk to be generated --
Details:
	Location: -169,53
	Position hash: 231928233815
	Generator: RandomLevelSource
Stacktrace:
	at im.c(SourceFile:82)
	at im.d(SourceFile:114)
	at yc.e(SourceFile:279)

-- Requested block coordinates --
Details:
	Found chunk: true
	Location: World: (-2704,255,848), Chunk: (at 0,15,0 in -169,53; contains blocks -2704,0,848 to -2689,255,863), Region: (-6,1; contains chunks -192,32 to -161,63, blocks -3072,0,512 to -2561,255,1023)
Stacktrace:
	at yc.a(SourceFile:204)
	at yq.b(SourceFile:90)
	at yq.a(SourceFile:55)
	at gm.a(SourceFile:373)
	at lq.b(SourceFile:1493)
	at px.b(SourceFile:212)
	at lq.y(SourceFile:307)
	at lq.j_(SourceFile:272)
	at px.j_(SourceFile:64)
	at yc.a(SourceFile:1319)
	at in.a(SourceFile:450)
	at yc.g(SourceFile:1297)

-- Entity being ticked --
Details:
	Entity Type: Item (px)
	Entity ID: 600800
	Name: item.item.coal
	Exact location: -370,03, 64,74, 114,01
	Block location: World: (-371,64,114), Chunk: (at 13,4,2 in -24,7; contains blocks -384,0,112 to -369,255,127), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Momentum: -0,03, 0,11, 0,01
Stacktrace:
	at yc.h(SourceFile:1196)
	at in.h(SourceFile:362)

-- Affected level --
Details:
	Level name: Survival World
	All players: 0 total; []
	Chunk stats: ServerChunkCache: 867 Drop: 0
	Level seed: 6523896561217634961
	Level generator: ID 00 - default, ver 1. Features enabled: true
	Level generator options: 
	Level spawn location: World: (-236,64,252), Chunk: (at 4,4,12 in -15,15; contains blocks -240,0,240 to -225,255,255), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
	Level time: 471685 game time, 682332 day time
	Level dimension: -1
	Level storage version: 0x04ABD - Anvil
	Level weather: Rain time: 165592 (now: false), thunder time: 43402 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Stacktrace:
	at net.minecraft.server.MinecraftServer.r(SourceFile:744)
	at net.minecraft.server.MinecraftServer.q(SourceFile:679)
	at bdz.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:613)
	at fy.run(SourceFile:849)

-- System Details --
Details:
	Minecraft Version: 1.4.7
	Operating System: Mac OS X (x86_64) version 10.7.5
	Java Version: 1.6.0_37, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 314306768 bytes (299 MB) / 554369024 bytes (528 MB) up to 1069416448 bytes (1019 MB)
	JVM Flags: 3 total; -Xbootclasspath/a:/System/Library/PrivateFrameworks/JavaApplicationLauncher.framework/Resources/LauncherSupport.jar -Xms512M -Xmx1024M
	AABB Pool Size: 2314 (129584 bytes; 0 MB) allocated, 2314 (129584 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 2, tcache: 20, allocated: 1, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 427 (23912 bytes; 0 MB) allocated, 427 (23912 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.

java.lang.ArrayIndexOutOfBoundsException: -1
	at zd.b(SourceFile:114)
	at zb.<init>(SourceFile:27)
	at za.a(SourceFile:58)
	at za.e(SourceFile:97)
	at zd.a(SourceFile:161)
	at zd.b(SourceFile:151)
	at abb.d(SourceFile:213)
	at im.c(SourceFile:82)
	at im.d(SourceFile:114)
	at yc.e(SourceFile:279)
	at yc.a(SourceFile:204)
	at yq.b(SourceFile:90)
	at yq.a(SourceFile:55)
	at gm.a(SourceFile:373)
	at lq.b(SourceFile:1493)
	at px.b(SourceFile:212)
	at lq.y(SourceFile:307)
	at lq.j_(SourceFile:272)
	at px.j_(SourceFile:64)
	at yc.a(SourceFile:1319)
	at in.a(SourceFile:450)
	at yc.g(SourceFile:1297)
	at yc.h(SourceFile:1196)
	at in.h(SourceFile:362)
	at net.minecraft.server.MinecraftServer.r(SourceFile:744)
	at net.minecraft.server.MinecraftServer.q(SourceFile:679)
	at bdz.q(SourceFile:117)
	at net.minecraft.server.MinecraftServer.run(SourceFile:613)
	at fy.run(SourceFile:849)
--- END ERROR REPORT 562adccc ----------