---- Minecraft Crash Report ---- // This doesn't make any sense! Time: 05/11/2021 21:01 Description: mouseClicked event handler java.lang.IllegalStateException: failed to create a child event loop at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:88) at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:58) at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:47) at io.netty.channel.MultithreadEventLoopGroup.(MultithreadEventLoopGroup.java:59) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:77) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:72) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:59) at aci.f(SourceFile:56) at com.google.common.base.Suppliers$NonSerializableMemoizingSupplier.get(Suppliers.java:160) at agx.a(SourceFile:19) at aci.a(SourceFile:148) at dvp.a(SourceFile:2083) at dvp.a(SourceFile:1939) at eel$a.h(SourceFile:437) at eel$a.b(SourceFile:343) at eel$a.a(SourceFile:274) at dww.a(SourceFile:359) at dxx.a(SourceFile:27) at dvq.b(SourceFile:94) at eaq.a(SourceFile:490) at dvq.a(SourceFile:94) at dvq.c(SourceFile:165) at aqv.execute(SourceFile:101) at dvq.b(SourceFile:165) 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:190) at dvp.f(SourceFile:1140) at dvp.e(SourceFile:728) at net.minecraft.client.main.Main.main(SourceFile:217) 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.(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.(MultithreadEventExecutorGroup.java:84) ... 30 more Caused by: java.io.IOException: Unable to establish loopback connection at java.base/sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101) at java.base/sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:67) at java.base/java.security.AccessController.doPrivileged(AccessController.java:554) at java.base/sun.nio.ch.PipeImpl.(PipeImpl.java:194) at java.base/sun.nio.ch.WindowsSelectorImpl.(WindowsSelectorImpl.java:143) at java.base/sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44) at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:175) ... 34 more Caused by: java.net.SocketException: Invalid argument: connect at java.base/sun.nio.ch.UnixDomainSockets.connect0(Native Method) at java.base/sun.nio.ch.UnixDomainSockets.connect(UnixDomainSockets.java:146) at java.base/sun.nio.ch.UnixDomainSockets.connect(UnixDomainSockets.java:142) at java.base/sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:849) at java.base/java.nio.channels.SocketChannel.open(SocketChannel.java:285) at java.base/sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:131) at java.base/sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83) ... 40 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Thread: Render thread Stacktrace: at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:88) at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:58) at io.netty.util.concurrent.MultithreadEventExecutorGroup.(MultithreadEventExecutorGroup.java:47) at io.netty.channel.MultithreadEventLoopGroup.(MultithreadEventLoopGroup.java:59) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:77) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:72) at io.netty.channel.nio.NioEventLoopGroup.(NioEventLoopGroup.java:59) at aci.f(SourceFile:56) at com.google.common.base.Suppliers$NonSerializableMemoizingSupplier.get(Suppliers.java:160) at agx.a(SourceFile:19) at aci.a(SourceFile:148) at dvp.a(SourceFile:2083) at dvp.a(SourceFile:1939) at eel$a.h(SourceFile:437) at eel$a.b(SourceFile:343) at eel$a.a(SourceFile:274) at dww.a(SourceFile:359) at dxx.a(SourceFile:27) at dvq.b(SourceFile:94) -- Affected screen -- Details: Screen name: eei Stacktrace: at eaq.a(SourceFile:490) at dvq.a(SourceFile:94) at dvq.c(SourceFile:165) at aqv.execute(SourceFile:101) at dvq.b(SourceFile:165) 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) -- Last reload -- Details: Reload number: 1 Reload reason: initial Finished: Yes Packs: Default Stacktrace: at dvx.a(SourceFile:49) at dvp.c(SourceFile:2406) at dvp.e(SourceFile:747) at net.minecraft.client.main.Main.main(SourceFile:217) -- System Details -- Details: Minecraft Version: 1.17.1 Minecraft Version ID: 1.17.1 Operating System: Windows 10 (amd64) version 10.0 Java Version: 16.0.1, Microsoft Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Microsoft Memory: 533705544 bytes (508 MiB) / 1409286144 bytes (1344 MiB) up to 2147483648 bytes (2048 MiB) CPUs: 4 Processor Vendor: GenuineIntel Processor Name: Intel(R) Pentium(R) Gold G5400 CPU @ 3.70GHz Identifier: Intel64 Family 6 Model 158 Stepping 10 Microarchitecture: Coffee Lake Frequency (GHz): 3,70 Number of physical packages: 1 Number of physical CPUs: 2 Number of logical CPUs: 4 Graphics card #0 name: NVIDIA GeForce GT 740 Graphics card #0 vendor: NVIDIA (0x10de) Graphics card #0 VRAM (MB): 4095,00 Graphics card #0 deviceId: 0x0fc8 Graphics card #0 versionInfo: DriverVersion=30.0.14.7168 Memory slot #0 capacity (MB): 8192,00 Memory slot #0 clockSpeed (GHz): 2,40 Memory slot #0 type: DDR4 Virtual memory max (MB): 16840,13 Virtual memory used (MB): 8384,66 Swap memory total (MB): 8704,00 Swap memory used (MB): 144,10 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: 1.17.1 Backend library: LWJGL version 3.2.2 build 10 Backend API: NVIDIA GeForce GT 740/PCIe/SSE2 GL version 3.2.0 NVIDIA 471.68, NVIDIA Corporation Window size: 1366x768 GL Caps: Using framebuffer using OpenGL 3.2 GL debug messages: Using VBOs: Yes Is Modded: Probably not. Jar signature remains and both client + server brands are untouched. Type: Integrated Server (map_client.txt) Graphics mode: fancy Resource Packs: Current Language: Português (Brasil) CPU: 4x Intel(R) Pentium(R) Gold G5400 CPU @ 3.70GHz Player Count: 0 / 8; [] Data Packs: vanilla