---- Minecraft Crash Report ---- // But it works on my machine. Time: 12/1/15 5:15 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 ll$1.a(SourceFile:44) at ll$1.b(SourceFile:41) at no.c(SourceFile:10) at ll.a(SourceFile:121) at ave.a(SourceFile:1942) at axb.a(SourceFile:210) at axu.a(SourceFile:350) at axb.a(SourceFile:350) at axu.k(SourceFile:413) at axu.p(SourceFile:390) at ave.s(SourceFile:1498) at ave.av(SourceFile:889) at ave.a(SourceFile:325) at net.minecraft.client.main.Main.main(SourceFile:124) Caused by: io.netty.channel.ChannelException: failed to open a new selector at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128) at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120) at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87) at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64) ... 17 more Caused by: java.io.IOException: Unable to establish loopback connection at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101) at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68) at java.security.AccessController.doPrivileged(Native Method) at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170) at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50) at java.nio.channels.Pipe.open(Pipe.java:155) at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127) at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44) at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126) ... 20 more Caused by: java.net.SocketException: Permission denied: connect at sun.nio.ch.Net.connect0(Native Method) at sun.nio.ch.Net.connect(Net.java:457) at sun.nio.ch.Net.connect(Net.java:449) at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:647) at java.nio.channels.SocketChannel.open(SocketChannel.java:189) at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:130) at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83) ... 28 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- 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 ll$1.a(SourceFile:44) at ll$1.b(SourceFile:41) at no.c(SourceFile:10) at ll.a(SourceFile:121) at ave.a(SourceFile:1942) at axb.a(SourceFile:210) at axu.a(SourceFile:350) at axb.a(SourceFile:350) at axu.k(SourceFile:413) at axu.p(SourceFile:390) -- Affected screen -- Details: Screen name: aya Stacktrace: at ave.s(SourceFile:1498) at ave.av(SourceFile:889) at ave.a(SourceFile:325) at net.minecraft.client.main.Main.main(SourceFile:124) -- System Details -- Details: Minecraft Version: 1.8.8 Operating System: Windows 8.1 (amd64) version 6.3 Java Version: 1.8.0_25, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 128451064 bytes (122 MB) / 233984000 bytes (223 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: 0, allocated: 0, tallocated: 0 Launched Version: 1.8.8 LWJGL: 2.9.4 OpenGL: Intel(R) HD Graphics GL version 4.0.0 - Build 10.18.10.3574, Intel GL Caps: Using GL 1.3 multitexturing. Using GL 1.3 texture combiners. Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported. Shaders are available because OpenGL 2.1 is supported. VBOs are available because OpenGL 1.5 is supported. Using VBOs: No Is Modded: Probably not. Jar signature remains and client brand is untouched. Type: Client (map_client.txt) Resource Packs: YoutubersSkin Current Language: English (US) Profiler Position: N/A (disabled) CPU: 2x Intel(R) Celeron(R) CPU N2840 @ 2.16GHz