---- Minecraft Crash Report ----
// You should try our sister game, Minceraft!

Time: 4/3/14 9:12 PM
Description: Getting biome

java.lang.NullPointerException: Getting biome
at aou.a(SourceFile:934)
at afy.a(SourceFile:114)
at afy.d(SourceFile:1910)
at afy.s(SourceFile:1906)
at ms.g(SourceFile:260)
at ms.b(SourceFile:136)
at net.minecraft.server.MinecraftServer.v(SourceFile:504)
at net.minecraft.server.MinecraftServer.u(SourceFile:443)
at btq.u(SourceFile:117)
at net.minecraft.server.MinecraftServer.run(SourceFile:359)
at lh.run(SourceFile:618)

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

– Head –
Stacktrace:
at aou.a(SourceFile:934)

– Coordinates of biome request –
Details:
Location: World: (-5,0,-16), Chunk: (at 11,0,0 in -1,-1; contains blocks -16,0,-16 to -1,255,-1), Region: (-1,-1; contains chunks -32,-32 to -1,-1, blocks -512,0,-512 to -1,255,-1)
Stacktrace:
at afy.a(SourceFile:114)
at afy.d(SourceFile:1910)
at afy.s(SourceFile:1906)
at ms.g(SourceFile:260)
at ms.b(SourceFile:136)

– Affected level –
Details:
Level name: A380s
All players: 1 total; [mv['marwil20'/647018, l='A380s', x=-9.50, y=64.00, z=-0.50]]
Chunk stats: ServerChunkCache: 679 Drop: 0
Level seed: 8096392687074891776
Level generator: ID 00 - default, ver 1. Features enabled: true
Level generator options:
Level spawn location: World: (0,65,0), Chunk: (at 0,4,0 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
Level time: 11 game time, 11 day time
Level dimension: 0
Level storage version: 0x04ABD - Anvil
Level weather: Rain time: 63307 (now: false), thunder time: 115154 (now: false)
Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: true
Stacktrace:
at net.minecraft.server.MinecraftServer.v(SourceFile:504)
at net.minecraft.server.MinecraftServer.u(SourceFile:443)
at btq.u(SourceFile:117)
at net.minecraft.server.MinecraftServer.run(SourceFile:359)
at lh.run(SourceFile:618)

– System Details –
Details:
Minecraft Version: 1.7.5
Operating System: Mac OS X (x86_64) version 10.6.8
Java Version: 1.6.0_65, Apple Inc.
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
Memory: 394625240 bytes (376 MB) / 637325312 bytes (607 MB) up to 1065025536 bytes (1015 MB)
JVM Flags: 1 total; -Xmx1G
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 29, allocated: 13, tallocated: 95
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Player Count: 1 / 8; [mv['marwil20'/647018, l='A380s', x=-9.50, y=64.00, z=-0.50]]
Type: Integrated Server (map_client.txt)
Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.