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

Minecraft has stopped running because it encountered a problem; Exception in server tick loop

A full error report has been saved to C:\Users\Fredrik\AppData\Roaming\.minecraft\crash-reports\crash-2013-03-29_15.33.03-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 55499fa0 --------
Full report at:
C:\Users\Fredrik\AppData\Roaming\.minecraft\crash-reports\crash-2013-03-29_15.33.03-server.txt
Please show that file to Mojang, NOT just this screen!

Generated 29.03.13 15:33

-- System Details --
Details:
	Minecraft Version: 1.5.1
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_05, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 119441592 bytes (113 MB) / 954466304 bytes (910 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -Xms512m -Xmx1024m
	AABB Pool Size: 1327 (74312 bytes; 0 MB) allocated, 1327 (74312 bytes; 0 MB) used
	Suspicious classes: IWrUpdater, Config, WrUpdaterSmooth, ...]
	IntCache: cache: 0, tcache: 0, allocated: 3, tallocated: 63
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 203 (11368 bytes; 0 MB) allocated, 203 (11368 bytes; 0 MB) used
	Player Count: 1 / 8; [jc['CasterAnd'/130, l='Test', x=14,50, y=56,00, z=169,50]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Very likely; Jar signature invalidated

java.lang.OutOfMemoryError: Java heap space
	at bs.a(SourceFile:61)
	at acj.a(SourceFile:219)
	at acj.a(SourceFile:89)
	at iy.b(SourceFile:152)
	at iy.a(SourceFile:179)
	at iz.a(SourceFile:623)
	at net.minecraft.server.MinecraftServer.a(SourceFile:256)
	at bjh.q(IntegratedServer.java:166)
	at net.minecraft.server.MinecraftServer.run(SourceFile:331)
	at gp.run(SourceFile:573)
--- END ERROR REPORT e5e1c94c ----------