Im getting error and after that a lost connection in the console this is what i see: Code: 2012-01-13 16:20:17 [SEVERE] java.lang.NullPointerException 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.NetworkListenThread.a(SourceFile:63) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.NetLoginHandler.a(NetLoginHandler.java:146) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.Packet254GetInfo.a(SourceFile:16) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.NetworkManager.b(NetworkManager.java:226) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.NetLoginHandler.a(NetLoginHandler.java:46) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.NetworkListenThread.a(SourceFile:94) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:534) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:432) 2012-01-13 16:20:17 [SEVERE] at net.minecraft.server.ThreadServerApplication.run(SourceFile:465) 2012-01-13 16:20:17 [INFO] /91.121.101.19:49635 lost connection I dont know what it means and i dont evne know who is connecting