---- Minecraft Crash Report ----
// I just don't know what went wrong :(

Time: 18-12-18 下午12:19
Description: mouseClicked event handler

java.lang.IllegalStateException: failed to create a child event loop
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:88)
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:58)
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:47)
	at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:59)
	at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:77)
	at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:72)
	at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:59)
	at ub.f(SourceFile:55)
	at ub$$Lambda$1474/1480046593.get(Unknown Source)
	at xn.a(SourceFile:16)
	at ub.a(SourceFile:136)
	at cft.a(SourceFile:1490)
	at cnc.i(SourceFile:302)
	at cnc.e(SourceFile:223)
	at cnc.mouseClicked(SourceFile:164)
	at chg.a(SourceFile:21)
	at chl.mouseClicked(SourceFile:278)
	at chq.mouseClicked(SourceFile:46)
	at cfv.b(SourceFile:83)
	at cfv$$Lambda$994/201159221.run(Unknown Source)
	at ckd.a(SourceFile:430)
	at cfv.a(SourceFile:83)
	at cfv$$Lambda$828/1055688067.invoke(Unknown Source)
	at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36)
	at org.lwjgl.system.JNI.invokeV(Native Method)
	at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3029)
	at cgd.a(SourceFile:309)
	at cft.c(SourceFile:875)
	at cft.a(SourceFile:395)
	at net.minecraft.client.main.Main.main(SourceFile:144)
Caused by: io.netty.channel.ChannelException: failed to open a new selector
	at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:177)
	at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:151)
	at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:127)
	at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:36)
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:84)
	... 29 more
Caused by: java.io.IOException: Unable to establish loopback connection
	at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101)
	at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68)
	at java.security.AccessController.doPrivileged(Native Method)
	at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170)
	at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50)
	at java.nio.channels.Pipe.open(Pipe.java:155)
	at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127)
	at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44)
	at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:175)
	... 33 more
Caused by: java.net.ConnectException: Connection timed out: connect
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:458)
	at sun.nio.ch.Net.connect(Net.java:450)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at java.nio.channels.SocketChannel.open(SocketChannel.java:189)
	at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:130)
	at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83)
	... 41 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:88)
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:58)
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:47)
	at io.netty.channel.MultithreadEventLoopGroup.<init>(MultithreadEventLoopGroup.java:59)
	at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:77)
	at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:72)
	at io.netty.channel.nio.NioEventLoopGroup.<init>(NioEventLoopGroup.java:59)
	at ub.f(SourceFile:55)
	at ub$$Lambda$1474/1480046593.get(Unknown Source)
	at xn.a(SourceFile:16)
	at ub.a(SourceFile:136)
	at cft.a(SourceFile:1490)
	at cnc.i(SourceFile:302)
	at cnc.e(SourceFile:223)
	at cnc.mouseClicked(SourceFile:164)
	at chg.a(SourceFile:21)
	at chl.mouseClicked(SourceFile:278)
	at chq.mouseClicked(SourceFile:46)
	at cfv.b(SourceFile:83)
	at cfv$$Lambda$994/201159221.run(Unknown Source)

-- Affected screen --
Details:
	Screen name: cnb
Stacktrace:
	at ckd.a(SourceFile:430)
	at cfv.a(SourceFile:83)
	at cfv$$Lambda$828/1055688067.invoke(Unknown Source)
	at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36)
	at org.lwjgl.system.JNI.invokeV(Native Method)
	at org.lwjgl.glfw.GLFW.glfwPollEvents(GLFW.java:3029)
	at cgd.a(SourceFile:309)
	at cft.c(SourceFile:875)
	at cft.a(SourceFile:395)
	at net.minecraft.client.main.Main.main(SourceFile:144)

-- System Details --
Details:
	Minecraft Version: 1.13.2
	Operating System: Windows 10 (amd64) version 10.0
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1290230288 bytes (1230 MB) / 1677721600 bytes (1600 MB) up to 2147483648 bytes (2048 MB)
	JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
	Launched Version: 1.13.2
	LWJGL: 3.1.6 build 14
	OpenGL: GeForce GTX 1050 Ti/PCIe/SSE2 GL version 4.6.0 NVIDIA 391.25, 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: Yes
	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)
	CPU: 4x Intel(R) Core(TM) i5-7300HQ CPU @ 2.50GHz