---- Minecraft Crash Report ---- // I let you down. Sorry :( Time: 11/5/21, 4:46 PM Description: mouseClicked event handler java.lang.IllegalStateException: failed to create a child event loop at io.netty.util.concurrent.MultithreadEventExecutorGroup.null (null)(MultithreadEventExecutorGroup.java:88) at io.netty.util.concurrent.MultithreadEventExecutorGroup.null (null)(MultithreadEventExecutorGroup.java:58) at io.netty.util.concurrent.MultithreadEventExecutorGroup.null (null)(MultithreadEventExecutorGroup.java:47) at io.netty.channel.MultithreadEventLoopGroup.null (null)(MultithreadEventLoopGroup.java:59) at io.netty.channel.nio.NioEventLoopGroup.null (null)(NioEventLoopGroup.java:77) at io.netty.channel.nio.NioEventLoopGroup.null (null)(NioEventLoopGroup.java:72) at io.netty.channel.nio.NioEventLoopGroup.null (null)(NioEventLoopGroup.java:59) at net.minecraft.server.network.ServerConnectionListener.io.netty.channel.nio.NioEventLoopGroup lambda$static$0()(ServerConnectionListener.java:56) at com.google.common.base.Suppliers$NonSerializableMemoizingSupplier.null get(null)(Suppliers.java:160) at net.minecraft.util.LazyLoadedValue.java.lang.Object get()(LazyLoadedValue.java:19) at net.minecraft.server.network.ServerConnectionListener.java.net.SocketAddress startMemoryChannel()(ServerConnectionListener.java:148) at net.minecraft.client.Minecraft.void doLoadLevel(java.lang.String,net.minecraft.core.RegistryAccess$RegistryHolder,java.util.function.Function,com.mojang.datafixers.util.Function4,boolean,net.minecraft.client.Minecraft$ExperimentalDialogType)(Minecraft.java:2083) at net.minecraft.client.Minecraft.void createLevel(java.lang.String,net.minecraft.world.level.LevelSettings,net.minecraft.core.RegistryAccess$RegistryHolder,net.minecraft.world.level.levelgen.WorldGenSettings)(Minecraft.java:1943) at net.minecraft.client.Minecraft.net.minecraft.world.level.DataPackConfig lambda$createLevel$31(net.minecraft.world.level.LevelSettings,net.minecraft.world.level.storage.LevelStorageSource$LevelStorageAccess)(Minecraft.java:1943) at net.minecraft.client.gui.screens.worldselection.CreateWorldScreen.void onCreate()(CreateWorldScreen.java:279) at net.minecraft.client.gui.screens.worldselection.CreateWorldScreen.void init()(CreateWorldScreen.java:215) at net.minecraft.client.gui.screens.worldselection.CreateWorldScreen.void lambda$init$11(net.minecraft.client.gui.components.Button)(CreateWorldScreen.java:215) at net.minecraft.client.gui.components.Button.void onPress()(Button.java:40) at net.minecraft.client.gui.components.AbstractButton.void onClick(double,double)(AbstractButton.java:16) at net.minecraft.client.gui.components.AbstractWidget.boolean mouseClicked(double,double,int)(AbstractWidget.java:121) at net.minecraft.client.gui.components.events.ContainerEventHandler.boolean mouseClicked(double,double,int)(ContainerEventHandler.java:27) at net.minecraft.client.gui.components.events.ContainerEventHandler.void setFocused(net.minecraft.client.gui.components.events.GuiEventListener)(ContainerEventHandler.java:27) at net.minecraft.client.MouseHandler.void lambda$onPress$0(boolean[],net.minecraft.client.gui.screens.Screen,double,double,int)(MouseHandler.java:94) at net.minecraft.client.gui.screens.Screen.void wrapScreenError(java.lang.Runnable,java.lang.String,java.lang.String)(Screen.java:490) at net.minecraft.client.MouseHandler.void onPress(long,int,int,int)(MouseHandler.java:94) at net.minecraft.client.MouseHandler.void lambda$setup$4(long,int,int,int)(MouseHandler.java:165) at net.minecraft.util.thread.BlockableEventLoop.void execute(java.lang.Runnable)(BlockableEventLoop.java:101) at net.minecraft.client.MouseHandler.void lambda$setup$5(long,int,int,int)(MouseHandler.java:165) at org.lwjgl.glfw.GLFWMouseButtonCallbackI.null callback(null)(GLFWMouseButtonCallbackI.java:36) at org.lwjgl.system.JNI.null invokeV(null)(JNI.java) at org.lwjgl.glfw.GLFW.null glfwPollEvents(null)(GLFW.java:3101) at com.mojang.blaze3d.systems.RenderSystem.void flipFrame(long)(RenderSystem.java:172) at com.mojang.blaze3d.platform.Window.void updateDisplay()(Window.java:310) at net.minecraft.client.Minecraft.void runTick(boolean)(Minecraft.java:1137) at net.minecraft.client.Minecraft.void run()(Minecraft.java:728) at net.minecraft.client.main.Main.void main(java.lang.String[])(Main.java:217) Caused by: io.netty.channel.ChannelException: failed to open a new selector at io.netty.channel.nio.NioEventLoop.null openSelector(null)(NioEventLoop.java:177) at io.netty.channel.nio.NioEventLoop.null (null)(NioEventLoop.java:151) at io.netty.channel.nio.NioEventLoopGroup.null newChild(null)(NioEventLoopGroup.java:127) at io.netty.channel.nio.NioEventLoopGroup.null newChild(null)(NioEventLoopGroup.java:36) at io.netty.util.concurrent.MultithreadEventExecutorGroup.null (null)(MultithreadEventExecutorGroup.java:84) ... 32 more Caused by: java.io.IOException: Unable to establish loopback connection at java.base/sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:101) at java.base/sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:67) at java.base/java.security.AccessController.doPrivileged(AccessController.java:554) at java.base/sun.nio.ch.PipeImpl.(PipeImpl.java:194) at java.base/sun.nio.ch.WindowsSelectorImpl.(WindowsSelectorImpl.java:143) at java.base/sun.nio.ch.WindowsSelectorProvider.openSelector(WindowsSelectorProvider.java:44) at io.netty.channel.nio.NioEventLoop.null openSelector(null)(NioEventLoop.java:175) ... 36 more Caused by: java.net.SocketException: Invalid argument: connect at java.base/sun.nio.ch.UnixDomainSockets.connect0(Native Method) at java.base/sun.nio.ch.UnixDomainSockets.connect(UnixDomainSockets.java:146) at java.base/sun.nio.ch.UnixDomainSockets.connect(UnixDomainSockets.java:142) at java.base/sun.nio.ch.SocketChannelImpl.connect(SocketChannelImpl.java:849) at java.base/java.nio.channels.SocketChannel.open(SocketChannel.java:285) at java.base/sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(PipeImpl.java:131) at java.base/sun.nio.ch.PipeImpl$Initializer.run(PipeImpl.java:83) ... 42 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.null (null)(MultithreadEventExecutorGroup.java:88) at io.netty.util.concurrent.MultithreadEventExecutorGroup.null (null)(MultithreadEventExecutorGroup.java:58) at io.netty.util.concurrent.MultithreadEventExecutorGroup.null (null)(MultithreadEventExecutorGroup.java:47) at io.netty.channel.MultithreadEventLoopGroup.null (null)(MultithreadEventLoopGroup.java:59) at io.netty.channel.nio.NioEventLoopGroup.null (null)(NioEventLoopGroup.java:77) at io.netty.channel.nio.NioEventLoopGroup.null (null)(NioEventLoopGroup.java:72) at io.netty.channel.nio.NioEventLoopGroup.null (null)(NioEventLoopGroup.java:59) at net.minecraft.server.network.ServerConnectionListener.io.netty.channel.nio.NioEventLoopGroup lambda$static$0()(ServerConnectionListener.java:56) at com.google.common.base.Suppliers$NonSerializableMemoizingSupplier.null get(null)(Suppliers.java:160) at net.minecraft.util.LazyLoadedValue.java.lang.Object get()(LazyLoadedValue.java:19) at net.minecraft.server.network.ServerConnectionListener.java.net.SocketAddress startMemoryChannel()(ServerConnectionListener.java:148) at net.minecraft.client.Minecraft.void doLoadLevel(java.lang.String,net.minecraft.core.RegistryAccess$RegistryHolder,java.util.function.Function,com.mojang.datafixers.util.Function4,boolean,net.minecraft.client.Minecraft$ExperimentalDialogType)(Minecraft.java:2083) at net.minecraft.client.Minecraft.void createLevel(java.lang.String,net.minecraft.world.level.LevelSettings,net.minecraft.core.RegistryAccess$RegistryHolder,net.minecraft.world.level.levelgen.WorldGenSettings)(Minecraft.java:1943) at net.minecraft.client.Minecraft.net.minecraft.world.level.DataPackConfig lambda$createLevel$31(net.minecraft.world.level.LevelSettings,net.minecraft.world.level.storage.LevelStorageSource$LevelStorageAccess)(Minecraft.java:1943) at net.minecraft.client.gui.screens.worldselection.CreateWorldScreen.void onCreate()(CreateWorldScreen.java:279) at net.minecraft.client.gui.screens.worldselection.CreateWorldScreen.void init()(CreateWorldScreen.java:215) at net.minecraft.client.gui.screens.worldselection.CreateWorldScreen.void lambda$init$11(net.minecraft.client.gui.components.Button)(CreateWorldScreen.java:215) at net.minecraft.client.gui.components.Button.void onPress()(Button.java:40) at net.minecraft.client.gui.components.AbstractButton.void onClick(double,double)(AbstractButton.java:16) at net.minecraft.client.gui.components.AbstractWidget.boolean mouseClicked(double,double,int)(AbstractWidget.java:121) at net.minecraft.client.gui.components.events.ContainerEventHandler.boolean mouseClicked(double,double,int)(ContainerEventHandler.java:27) at net.minecraft.client.gui.components.events.ContainerEventHandler.void setFocused(net.minecraft.client.gui.components.events.GuiEventListener)(ContainerEventHandler.java:27) at net.minecraft.client.MouseHandler.void lambda$onPress$0(boolean[],net.minecraft.client.gui.screens.Screen,double,double,int)(MouseHandler.java:94) -- Affected screen -- Details: Screen name: net.minecraft.client.gui.screens.worldselection.CreateWorldScreen Stacktrace: at net.minecraft.client.gui.screens.Screen.void wrapScreenError(java.lang.Runnable,java.lang.String,java.lang.String)(Screen.java:490) at net.minecraft.client.MouseHandler.void onPress(long,int,int,int)(MouseHandler.java:94) at net.minecraft.client.MouseHandler.void lambda$setup$4(long,int,int,int)(MouseHandler.java:165) at net.minecraft.util.thread.BlockableEventLoop.void execute(java.lang.Runnable)(BlockableEventLoop.java:101) at net.minecraft.client.MouseHandler.void lambda$setup$5(long,int,int,int)(MouseHandler.java:165) at org.lwjgl.glfw.GLFWMouseButtonCallbackI.null callback(null)(GLFWMouseButtonCallbackI.java:36) at org.lwjgl.system.JNI.null invokeV(null)(JNI.java) at org.lwjgl.glfw.GLFW.null glfwPollEvents(null)(GLFW.java:3101) at com.mojang.blaze3d.systems.RenderSystem.void flipFrame(long)(RenderSystem.java:172) -- Last reload -- Details: Reload number: 2 Reload reason: manual Finished: Yes Packs: Default Stacktrace: at net.minecraft.client.ResourceLoadStateTracker.void fillCrashReport(net.minecraft.CrashReport)(ResourceLoadStateTracker.java:49) at net.minecraft.client.Minecraft.net.minecraft.CrashReport fillReport(net.minecraft.CrashReport)(Minecraft.java:2406) at net.minecraft.client.Minecraft.void run()(Minecraft.java:747) at net.minecraft.client.main.Main.void main(java.lang.String[])(Main.java: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: 555052928 bytes (529 MiB) / 1476395008 bytes (1408 MiB) up to 2147483648 bytes (2048 MiB) CPUs: 16 Processor Vendor: AuthenticAMD Processor Name: AMD Ryzen 7 4800H with Radeon Graphics Identifier: AuthenticAMD Family 23 Model 96 Stepping 1 Microarchitecture: unknown Frequency (GHz): 2.89 Number of physical packages: 1 Number of physical CPUs: 8 Number of logical CPUs: 16 Graphics card #0 name: AMD Radeon(TM) Graphics Graphics card #0 vendor: Advanced Micro Devices, Inc. (0x1002) Graphics card #0 VRAM (MB): 512.00 Graphics card #0 deviceId: 0x1636 Graphics card #0 versionInfo: DriverVersion=27.20.11028.5001 Graphics card #1 name: NVIDIA GeForce GTX 1660 Ti Graphics card #1 vendor: NVIDIA (0x10de) Graphics card #1 VRAM (MB): 4095.00 Graphics card #1 deviceId: 0x2191 Graphics card #1 versionInfo: DriverVersion=30.0.14.7196 Memory slot #0 capacity (MB): 8192.00 Memory slot #0 clockSpeed (GHz): 3.20 Memory slot #0 type: DDR4 Memory slot #1 capacity (MB): 8192.00 Memory slot #1 clockSpeed (GHz): 3.20 Memory slot #1 type: DDR4 Virtual memory max (MB): 28541.32 Virtual memory used (MB): 14443.03 Swap memory total (MB): 12800.00 Swap memory used (MB): 221.13 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: AMD Radeon(TM) Graphics GL version 3.2.13596 Core Profile Forward-Compatible Context 20.10.28.05 27.20.11028.5001, ATI Technologies Inc. Window size: 1920x1009 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: vanilla Current Language: English (US) CPU: 16x AMD Ryzen 7 4800H with Radeon Graphics Player Count: 0 / 8; [] Data Packs: vanilla