---- Minecraft Crash Report ----
// This is a token for 1 free hug. Redeem at your nearest Mojangsta: [~~HUG~~]

Time: 20/9/2013 6:07 μμ
Description: Exception while updating neighbours

java.lang.NullPointerException
	at afm.a(SourceFile:57)
	at afk.a(SourceFile:423)
	at ade.d(SourceFile:309)
	at ade.b(SourceFile:400)
	at ask.a(SourceFile:118)
	at ade.e(SourceFile:462)
	at ade.d(SourceFile:444)
	at ade.c(SourceFile:410)
	at ade.d(SourceFile:319)
	at ade.f(SourceFile:372)
	at kr.d(SourceFile:173)
	at kr.b(SourceFile:198)
	at kr.a(SourceFile:110)
	at kv.a(SourceFile:326)
	at gu.a(SourceFile:46)
	at eb.b(SourceFile:63)
	at kv.e(SourceFile:64)
	at ky.b(SourceFile:37)
	at bow.b(SourceFile:83)
	at net.minecraft.server.MinecraftServer.u(SourceFile:487)
	at net.minecraft.server.MinecraftServer.t(SourceFile:404)
	at bot.t(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:338)
	at jc.run(SourceFile:581)


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

-- Head --
Stacktrace:
	at afm.a(SourceFile:57)
	at afk.a(SourceFile:423)
	at ade.d(SourceFile:309)
	at ade.b(SourceFile:400)
	at ask.a(SourceFile:118)

-- Block being updated --
Details:
	Source block type: ID #49 (tile.obsidian // ash)
	Block type: ID #90 (tile.portal // ask)
	Block data value: 2 / 0x2 / 0b0010
	Block location: World: (-113,57,188), Chunk: (at 15,3,12 in -8,11; contains blocks -128,0,176 to -113,255,191), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Stacktrace:
	at ade.e(SourceFile:462)
	at ade.d(SourceFile:444)
	at ade.c(SourceFile:410)
	at ade.d(SourceFile:319)
	at ade.f(SourceFile:372)
	at kr.d(SourceFile:173)
	at kr.b(SourceFile:198)
	at kr.a(SourceFile:110)
	at kv.a(SourceFile:326)
	at gu.a(SourceFile:46)
	at eb.b(SourceFile:63)
	at kv.e(SourceFile:64)

-- Ticking connection --
Details:
	Connection: kv@1487f9
Stacktrace:
	at ky.b(SourceFile:37)
	at bow.b(SourceFile:83)
	at net.minecraft.server.MinecraftServer.u(SourceFile:487)
	at net.minecraft.server.MinecraftServer.t(SourceFile:404)
	at bot.t(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:338)
	at jc.run(SourceFile:581)

-- System Details --
Details:
	Minecraft Version: 13w38b
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode, sharing), Oracle Corporation
	Memory: 62426568 bytes (59 MB) / 443305984 bytes (422 MB) up to 518979584 bytes (494 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M
	AABB Pool Size: 600 (33600 bytes; 0 MB) allocated, 442 (24752 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 144 (8064 bytes; 0 MB) allocated, 136 (7616 bytes; 0 MB) used
	Player Count: 1 / 8; [kq['Lazini'/0, l='Redstone', x=-111,16, y=56,00, z=188,59]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.