---- Minecraft Crash Report ---- // Why is it breaking :( Time: 12/21/16 3:23 PM Description: Updating screen events 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 mh$1.a(SourceFile:61) at mh$1.b(SourceFile:58) at op.c(SourceFile:10) at mh.a(SourceFile:152) at bes.a(SourceFile:2162) at bkb.e(SourceFile:229) at bkb.a(SourceFile:182) at bka.a(SourceFile:82) at bho.a(SourceFile:341) at bka.a(SourceFile:116) at bho.k(SourceFile:404) at bka.k(SourceFile:49) at bho.p(SourceFile:381) at bes.t(SourceFile:1586) at bes.av(SourceFile:970) at bes.a(SourceFile:398) at net.minecraft.client.main.Main.main(SourceFile:124) Caused by: io.netty.channel.ChannelException: failed to open a new selector at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128) at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120) at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87) at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64) ... 20 more Caused by: java.io.IOException: Unable to establish loopback connection at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101) at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68) at java.security.AccessController.doPrivileged(Native Method) at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170) at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50) at java.nio.channels.Pipe.open(Pipe.java:155) at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127) at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44) at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126) ... 23 more Caused by: java.net.SocketException: Permission denied: listen at sun.nio.ch.Net.listen(Native Method) at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:215) at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74) at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:67) at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:124) at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83) ... 31 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Thread: Client thread Stacktrace: 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 mh$1.a(SourceFile:61) at mh$1.b(SourceFile:58) at op.c(SourceFile:10) at mh.a(SourceFile:152) at bes.a(SourceFile:2162) at bkb.e(SourceFile:229) at bkb.a(SourceFile:182) at bka.a(SourceFile:82) at bho.a(SourceFile:341) at bka.a(SourceFile:116) at bho.k(SourceFile:404) at bka.k(SourceFile:49) at bho.p(SourceFile:381) -- Affected screen -- Details: Screen name: bhm Stacktrace: at bes.t(SourceFile:1586) at bes.av(SourceFile:970) at bes.a(SourceFile:398) at net.minecraft.client.main.Main.main(SourceFile:124) -- System Details -- Details: Minecraft Version: 1.11.2 Operating System: Windows Vista (amd64) version 6.0 Java Version: 1.8.0_25, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 58968088 bytes (56 MB) / 237051904 bytes (226 MB) up to 1060372480 bytes (1011 MB) JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M IntCache: cache: 0, tcache: 5, allocated: 20, tallocated: 86 Launched Version: 1.11.2 LWJGL: 2.9.4 OpenGL: ATI Radeon HD 4650 GL version 2.1.8087 Release, ATI Technologies Inc. GL Caps: Using GL 1.3 multitexturing. Using GL 1.3 texture combiners. Using framebuffer objects because EXT_framebuffer_object is supported. Shaders are available because OpenGL 2.1 is supported. VBOs are available because OpenGL 1.5 is supported. Using VBOs: Yes Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs: Current Language: Français (France) Profiler Position: N/A (disabled) CPU: 8x Intel(R) Core(TM) i7 CPU 920 @ 2.67GHz