---- Minecraft Crash Report ---- // Hi. I'm Minecraft, and I'm a crashaholic. Time: 13.07.14 18:47 Description: Exception in server tick loop java.lang.IllegalStateException: failed to create a child event loop at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:68) 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 qs.a(SourceFile:40) at qs.b(SourceFile:37) at ua.c(SourceFile:10) at qr.a(SourceFile:62) at pf.g(SourceFile:148) at net.minecraft.server.MinecraftServer.run(SourceFile:396) at java.lang.Thread.run(Unknown Source) 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:64) ... 10 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) ... 13 more Caused by: java.net.BindException: Address already in use: bind at sun.nio.ch.Net.bind0(Native Method) at sun.nio.ch.Net.bind(Unknown Source) at sun.nio.ch.Net.bind(Unknown Source) at sun.nio.ch.ServerSocketChannelImpl.bind(Unknown Source) at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source) at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source) ... 22 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- System Details -- Details: Minecraft Version: 14w28b Operating System: Windows 8.1 (amd64) version 6.3 Java Version: 1.7.0_60, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 156802464 bytes (149 MB) / 199229440 bytes (190 MB) up to 954728448 bytes (910 MB) JVM Flags: 0 total; IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0 Profiler Position: N/A (disabled) Is Modded: Unknown (can't tell) Type: Dedicated Server (map_server.txt)