---- Minecraft Crash Report ----
// Hey, that tickles! Hehehe!

Time: 12.02.16 14:46
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 ma$1.a(SourceFile:61)
    at ma$1.b(SourceFile:58)
    at oj.c(SourceFile:10)
    at ma.a(SourceFile:138)
    at bcd.a(SourceFile:2129)
    at bhi.a(SourceFile:212)
    at bez.a(SourceFile:341)
    at bhi.a(SourceFile:352)
    at bez.k(SourceFile:404)
    at bez.p(SourceFile:381)
    at bcd.t(SourceFile:1569)
    at bcd.av(SourceFile:955)
    at bcd.a(SourceFile:392)
    at net.minecraft.client.main.Main.main(SourceFile:124)
Caused by: io.netty.channel.ChannelException: failed to open a new selector
    at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128)
    at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120)
    at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87)
    at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64)
    ... 17 more
Caused by: java.io.IOException: Unable to establish loopback connection
    at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
    at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at sun.nio.ch.PipeImpl.<init>(Unknown Source)
    at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source)
    at java.nio.channels.Pipe.open(Unknown Source)
    at sun.nio.ch.WindowsSelectorImpl.<init>(Unknown Source)
    at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source)
    at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126)
    ... 20 more
Caused by: java.net.SocketException: Invalid argument: connect
    at sun.nio.ch.Net.connect0(Native Method)
    at sun.nio.ch.Net.connect(Unknown Source)
    at sun.nio.ch.Net.connect(Unknown Source)
    at sun.nio.ch.SocketChannelImpl.connect(Unknown Source)
    at java.nio.channels.SocketChannel.open(Unknown Source)
    at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(Unknown Source)
    ... 29 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 ma$1.a(SourceFile:61)
    at ma$1.b(SourceFile:58)
    at oj.c(SourceFile:10)
    at ma.a(SourceFile:138)
    at bcd.a(SourceFile:2129)
    at bhi.a(SourceFile:212)
    at bez.a(SourceFile:341)
    at bhi.a(SourceFile:352)
    at bez.k(SourceFile:404)
    at bez.p(SourceFile:381)

-- Affected screen --
Details:
    Screen name: bex
Stacktrace:
    at bcd.t(SourceFile:1569)
    at bcd.av(SourceFile:955)
    at bcd.a(SourceFile:392)
    at net.minecraft.client.main.Main.main(SourceFile:124)

-- System Details --
Details:
    Minecraft Version: 16w06a
    Operating System: Windows 7 (amd64) version 6.1
    Java Version: 1.8.0_73, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 465774832 bytes (444 MB) / 875884544 bytes (835 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: 1, tcache: 1, allocated: 12, tallocated: 94
    Launched Version: 16w06a
    LWJGL: 2.9.4
    OpenGL: GeForce GTX 970/PCIe/SSE2 GL version 4.5.0 NVIDIA 361.43, NVIDIA Corporation
    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: PureBDcraft 256x MC19.zip
    Current Language: English (US)
    Profiler Position: N/A (disabled)
    CPU: 8x Intel(R) Core(TM) i7-4790K CPU @ 4.00GHz