---- Minecraft Crash Report ----
// Don't be sad, have a hug! <3

Time: 2020/6/12 下午 1:16
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 xu.f(SourceFile:55)
	at xu$$Lambda$2722/1539146008.get(Unknown Source)
	at abn.a(SourceFile:16)
	at xu.a(SourceFile:136)
	at dbn.a(SourceFile:1676)
	at djl$a.e(SourceFile:379)
	at djl$a.a(SourceFile:311)
	at djl$a.mouseClicked(SourceFile:252)
	at dcr.mouseClicked(SourceFile:321)
	at ddr.mouseClicked(SourceFile:27)
	at dbo.b(SourceFile:86)
	at dbo$$Lambda$2133/1730613461.run(Unknown Source)
	at dgb.wrapScreenError(SourceFile:447)
	at dbo.a(SourceFile:86)
	at dbo.c(SourceFile:150)
	at dbo$$Lambda$2132/122609790.run(Unknown Source)
	at ais.execute(SourceFile:94)
	at dbo.b(SourceFile:150)
	at dbo$$Lambda$1522/1281024621.invoke(Unknown Source)
	at org.lwjgl.glfw.GLFWMouseButtonCallbackI.callback(GLFWMouseButtonCallbackI.java:36)
	at org.lwjgl.system.JNI.invokeV(Native Method)
	at org.lwjgl.glfw.GLFW.glfwWaitEventsTimeout(GLFW.java:3174)
	at com.mojang.blaze3d.systems.RenderSystem.limitDisplayFPS(SourceFile:123)
	at dbn.d(SourceFile:1015)
	at dbn.d(SourceFile:619)
	at net.minecraft.client.main.Main.main(SourceFile:204)
Caused by: io.netty.channel.ChannelException: failed to open a new selector
	at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:177)
	at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:151)
	at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:127)
	at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:36)
	at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:84)
	... 32 more
Caused by: java.io.IOException: Unable to establish loopback connection
	at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101)
	at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:68)
	at java.security.AccessController.doPrivileged(Native Method)
	at sun.nio.ch.PipeImpl.<init>(PipeImpl.java:170)
	at sun.nio.ch.SelectorProviderImpl.openPipe(SelectorProviderImpl.java:50)
	at java.nio.channels.Pipe.open(Pipe.java:155)
	at sun.nio.ch.WindowsSelectorImpl.<init>(WindowsSelectorImpl.java:127)
	at sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44)
	at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:175)
	... 36 more
Caused by: java.net.ConnectException: Connection timed out: connect
	at sun.nio.ch.Net.connect0(Native Method)
	at sun.nio.ch.Net.connect(Net.java:458)
	at sun.nio.ch.Net.connect(Net.java:450)
	at sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:648)
	at java.nio.channels.SocketChannel.open(SocketChannel.java:189)
	at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:130)
	at sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83)
	... 44 more


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Thread: Render 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 xu.f(SourceFile:55)
	at xu$$Lambda$2722/1539146008.get(Unknown Source)
	at abn.a(SourceFile:16)
	at xu.a(SourceFile:136)
	at dbn.a(SourceFile:1676)
	at djl$a.e(SourceFile:379)
	at djl$a.a(SourceFile:311)
	at djl$a.mouseClicked(SourceFile:252)
	at dcr.mouseClicked(SourceFile:321)
	at ddr.mouseClicked(SourceFile:27)
	at dbo.b(SourceFile:86)
	at dbo$$Lambda$2133/1730613461.run(Unknown Source)

-- Affected screen --
Details:
	Screen name: djk
Stacktrace:
	at dgb.wrapScreenError(SourceFile:447)
	at dbo.a(SourceFile:86)
	at dbo.c(SourceFile:150)
	at dbo$$Lambda$2132/122609790.run(Unknown Source)
	at ais.execute(SourceFile:94)
	at dbo.b(SourceFile:150)
	at dbo$$Lambda$1522/1281024621.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.glfwWaitEventsTimeout(GLFW.java:3174)
	at com.mojang.blaze3d.systems.RenderSystem.limitDisplayFPS(SourceFile:123)
	at dbn.d(SourceFile:1015)
	at dbn.d(SourceFile:619)
	at net.minecraft.client.main.Main.main(SourceFile:204)

-- System Details --
Details:
	Minecraft Version: 1.15.2
	Minecraft Version ID: 1.15.2
	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: 1230965144 bytes (1173 MB) / 1979711488 bytes (1888 MB) up to 2147483648 bytes (2048 MB)
	CPUs: 8
	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: 1.15.2
	Backend library: LWJGL version 3.2.2 build 10
	Backend API: GeForce GTX 960M/PCIe/SSE2 GL version 4.6.0 NVIDIA 398.35, NVIDIA Corporation
	GL Caps: Using framebuffer using OpenGL 3.0
	Using VBOs: Yes
	Is Modded: Probably not. Jar signature remains and client brand is untouched.
	Type: Client (map_client.txt)
	Resource Packs: 
	Current Language: 繁體中文 (台灣)
	CPU: 8x Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz