---- Minecraft Crash Report ---- // Sorry :( Time: 12/22/13 2:04 PM Description: Starting integrated server java.lang.ExceptionInInitializerError at net.minecraft.server.MinecraftServer.<init>(SourceFile:113) at btk.<init>(SourceFile:38) at azi.a(SourceFile:1590) at bbq.a(SourceFile:202) at bcl.a(SourceFile:172) at bbq.a(SourceFile:301) at bcl.d(SourceFile:232) at bcl.k(SourceFile:211) at azi.p(SourceFile:1308) at azi.ah(SourceFile:760) at azi.f(SourceFile:711) at net.minecraft.client.main.Main.main(SourceFile:152) Caused by: java.lang.IllegalStateException: failed to create a child event loop at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:61) at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:49) at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:61) at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:52) at mv.<clinit>(SourceFile:31) ... 12 more Caused by: io.netty.channel.ChannelException: failed to open a new selector at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128) at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120) at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87) at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:57) ... 16 more Caused by: java.io.IOException: Unable to establish loopback connection at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source) at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at sun.nio.ch.PipeImpl.<init>(Unknown Source) at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source) at java.nio.channels.Pipe.open(Unknown Source) at sun.nio.ch.WindowsSelectorImpl.<init>(Unknown Source) at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source) at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126) ... 19 more Caused by: java.net.ConnectException: Connection refused: connect at sun.nio.ch.Net.connect0(Native Method) at sun.nio.ch.Net.connect(Unknown Source) at sun.nio.ch.Net.connect(Unknown Source) at sun.nio.ch.SocketChannelImpl.connect(Unknown Source) at java.nio.channels.SocketChannel.open(Unknown Source) ... 28 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Stacktrace: at net.minecraft.server.MinecraftServer.<init>(SourceFile:113) at btk.<init>(SourceFile:38) -- Starting integrated server -- Details: Level ID: New World---- Level Name: New World Stacktrace: at azi.a(SourceFile:1590) at bbq.a(SourceFile:202) at bcl.a(SourceFile:172) at bbq.a(SourceFile:301) at bcl.d(SourceFile:232) at bcl.k(SourceFile:211) -- Affected screen -- Details: Screen name: bct Stacktrace: at azi.p(SourceFile:1308) at azi.ah(SourceFile:760) at azi.f(SourceFile:711) at net.minecraft.client.main.Main.main(SourceFile:152) -- System Details -- Details: Minecraft Version: 1.7.4 Operating System: Windows 7 (amd64) version 6.1 Java Version: 1.7.0_45, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 991104600 bytes (945 MB) / 1029701632 bytes (982 MB) up to 1029701632 bytes (982 MB) JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -Xmx1g -Xms1g AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0 Launched Version: 1.7.4 LWJGL: 2.9.1 OpenGL: AMD Radeon HD 6800 Series GL version 4.2.12002 Compatibility Profile Context 9.12.0.0, ATI Technologies Inc. GL Caps: Using GL 1.3 multitexturing. Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported. Anisotropic filtering is supported and maximum anisotropy is 16. Shaders are available because OpenGL 2.1 is supported. Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs: [] Current Language: English (US) Profiler Position: N/A (disabled) Vec3 Pool Size: ~~ERROR~~ NullPointerException: null Anisotropic Filtering: Off (1)