---- Minecraft Crash Report ---- // This doesn't make any sense! Time: 05.06.14 11:08 Description: Ticking memory connection java.lang.NullPointerException: Ticking memory connection at bk.a(SourceFile:609) at bk.a(SourceFile:562) at z.b(SourceFile:142) at net.minecraft.server.MinecraftServer.a(SourceFile:755) at ng.a(SourceFile:759) at iq.a(SourceFile:31) at iq.a(SourceFile:9) at ej.a(SourceFile:174) at nb.c(SourceFile:134) at net.minecraft.server.MinecraftServer.v(SourceFile:540) at net.minecraft.server.MinecraftServer.u(SourceFile:453) at bvj.u(SourceFile:117) at net.minecraft.server.MinecraftServer.run(SourceFile:369) at li.run(SourceFile:628) A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at bk.a(SourceFile:609) at bk.a(SourceFile:562) at z.b(SourceFile:142) at net.minecraft.server.MinecraftServer.a(SourceFile:755) at ng.a(SourceFile:759) at iq.a(SourceFile:31) at iq.a(SourceFile:9) at ej.a(SourceFile:174) -- Ticking connection -- Details: Connection: ej@1b1395dc Stacktrace: at nb.c(SourceFile:134) at net.minecraft.server.MinecraftServer.v(SourceFile:540) at net.minecraft.server.MinecraftServer.u(SourceFile:453) at bvj.u(SourceFile:117) at net.minecraft.server.MinecraftServer.run(SourceFile:369) at li.run(SourceFile:628) -- System Details -- Details: Minecraft Version: 1.7.9 Operating System: Mac OS X (x86_64) version 10.9.3 Java Version: 1.6.0_65, Apple Inc. Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc. Memory: 84006048 bytes (80 MB) / 280272896 bytes (267 MB) up to 1060372480 bytes (1011 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: 0, allocated: 0, tallocated: 0 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['Mineoc'/50, l='Steve vs. Zombies', x=986,94, y=56,32, z=65,27]] Type: Integrated Server (map_client.txt) Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.