---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 15/06/13 4:37 PM
Description: Exception in server tick loop

java.lang.NullPointerException
	at alc.<init>(SourceFile:33)
	at alb.a(SourceFile:374)
	at alb.a(SourceFile:334)
	at abw.a(SourceFile:394)
	at aab.f(SourceFile:302)
	at agw.a(SourceFile:384)
	at agw.a(SourceFile:513)
	at aen.a(SourceFile:393)
	at agy.a(SourceFile:29)
	at ags.a(SourceFile:73)
	at acy.a(SourceFile:422)
	at iy.a(SourceFile:165)
	at abw.a(SourceFile:728)
	at iy.c(SourceFile:104)
	at ix.<init>(SourceFile:26)
	at iw.a(SourceFile:172)
	at iw.a(SourceFile:203)
	at gu.a(SourceFile:138)
	at gu.c(SourceFile:185)
	at gu.a(SourceFile:82)
	at bjj.b(SourceFile:73)
	at net.minecraft.server.MinecraftServer.r(SourceFile:480)
	at net.minecraft.server.MinecraftServer.q(SourceFile:397)
	at bjg.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:
---------------------------------------------------------------------------------------

-- System Details --
Details:
	Minecraft Version: 1.5.2
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 421599008 bytes (402 MB) / 519110656 bytes (495 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 2 total; -Xms512m -Xmx1024m
	AABB Pool Size: 1943 (108808 bytes; 0 MB) allocated, 1829 (102424 bytes; 0 MB) used
	Suspicious classes: No suspicious classes found.
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 71
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 249 (13944 bytes; 0 MB) allocated, 243 (13608 bytes; 0 MB) used
	Player Count: 1 / 8; [jc['vagface'/249, l='New World', x=1407.92, y=67.75, z=2545.84]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.