---- Minecraft Crash Report ----
// Daisy, daisy...

Time: 17-1-30 下午7:56
Description: Exception in server tick loop

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 net.minecraft.server.v1_8_R3.ServerConnection$1.a(ServerConnection.java:35)
        at net.minecraft.server.v1_8_R3.ServerConnection$1.init(ServerConnection.java:39)
        at net.minecraft.server.v1_8_R3.LazyInitVar.c(SourceFile:10)
        at net.minecraft.server.v1_8_R3.ServerConnection.a(ServerConnection.java:102)
        at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:191)
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:560)
        at java.lang.Thread.run(Unknown Source)
Caused by: io.netty.channel.ChannelException: failed to open a new selector
        at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128)
        at io.netty.channel.nio.NioEventLoop.<init>(NioEventLoop.java:120)
        at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87)
        at io.netty.util.concurrent.MultithreadEventExecutorGroup.<init>(MultithreadEventExecutorGroup.java:64)
        ... 10 more
Caused by: java.io.IOException: Unable to establish loopback connection
        at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
        at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.nio.ch.PipeImpl.<init>(Unknown Source)
        at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source)
        at java.nio.channels.Pipe.open(Unknown Source)
        at sun.nio.ch.WindowsSelectorImpl.<init>(Unknown Source)
        at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source)
        at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126)
        ... 13 more
Caused by: java.net.SocketException: No buffer space available (maximum connections reached?): bind
        at sun.nio.ch.Net.bind0(Native Method)
        at sun.nio.ch.Net.bind(Unknown Source)
        at sun.nio.ch.Net.bind(Unknown Source)
        at sun.nio.ch.ServerSocketChannelImpl.bind(Unknown Source)
        at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source)
        at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source)
        at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(Unknown Source)
        ... 22 more


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

-- System Details --
Details:
        Minecraft Version: 1.8.8
        Operating System: Windows Server 2008 R2 (amd64) version 6.1
        Java Version: 1.8.0_111, Oracle Corporation
        Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
        Memory: 978885672 bytes (933 MB) / 1029177344 bytes (981 MB) up to 1029177344 bytes (981 MB)
        JVM Flags: 2 total; -Xmx1024M -Xms1024M
        IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
        CraftBukkit Information:
   Running: CraftBukkit version git-PaperSpigot-f6fba00-9935adc (MC: 1.8.8) (Implementing API version 1.8.8-R0.1-SNAPSHOT) false
   Plugins: {}
   Warnings: DEFAULT
   Reload Count: 0
   Threads: { TIMED_WAITING Server Infinisleeper: [java.lang.Thread.sleep(Native Method), net.minecraft.server.v1_8_R3.DedicatedServer$1.run(DedicatedServer.java:54)], WAITING Snooper Timer: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Unknown Source), java.util.TimerThread.mainLoop(Unknown Source), java.util.TimerThread.run(Unknown Source)], WAITING Reference Handler: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Unknown Source), java.lang.ref.Reference.tryHandlePending(Unknown Source), java.lang.ref.Reference$ReferenceHandler.run(Unknown Source)], RUNNABLE Server console handler: [org.fusesource.jansi.internal.Kernel32.ReadConsoleInputW(Native Method), org.fusesource.jansi.internal.Kernel32.readConsoleInputHelper(Kernel32.java:761), org.fusesource.jansi.internal.Kernel32.readConsoleKeyInput(Kernel32.java:794), org.fusesource.jansi.internal.WindowsSupport.readConsoleInput(WindowsSupport.java:97), org.bukkit.craftbukkit.libs.jline.WindowsTerminal.readConsoleInput(WindowsTerminal.java:215), org.bukkit.craftbukkit.libs.jline.WindowsTerminal.access$000(WindowsTerminal.java:55), org.bukkit.craftbukkit.libs.jline.WindowsTerminal$1.read(WindowsTerminal.java:157), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:169), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:137), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:246), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:261), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:198), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readCharacter(ConsoleReader.java:2145), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:2349), net.minecraft.server.v1_8_R3.DedicatedServer$2.run(DedicatedServer.java:79)], RUNNABLE DestroyJavaVM: [], RUNNABLE Attach Listener: [], WAITING Finalizer: [java.lang.Object.wait(Native Method), java.lang.ref.ReferenceQueue.remove(Unknown Source), java.lang.ref.ReferenceQueue.remove(Unknown Source), java.lang.ref.Finalizer$FinalizerThread.run(Unknown Source)], WAITING NonBlockingInputStreamThread: [java.lang.Object.wait(Native Method), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.run(NonBlockingInputStream.java:278), java.lang.Thread.run(Unknown Source)], RUNNABLE Signal Dispatcher: [], RUNNABLE Server thread: [java.lang.Thread.dumpThreads(Native Method), java.lang.Thread.getAllStackTraces(Unknown Source), org.bukkit.craftbukkit.v1_8_R3.CraftCrashReport.call(CraftCrashReport.java:29), net.minecraft.server.v1_8_R3.CrashReportSystemDetails.a(SourceFile:78), net.minecraft.server.v1_8_R3.CrashReport.h(CrashReport.java:127), net.minecraft.server.v1_8_R3.CrashReport.<init>(CrashReport.java:34), net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:633), java.lang.Thread.run(Unknown Source)], TIMED_WAITING Spigot Watchdog Thread: [java.lang.Thread.sleep(Native Method), org.spigotmc.WatchdogThread.run(WatchdogThread.java:92)], TIMED_WAITING Spigot Metrics Thread: [java.lang.Object.wait(Native Method), java.util.TimerThread.mainLoop(Unknown Source), java.util.TimerThread.run(Unknown Source)], RUNNABLE Thread-5: [java.io.FileOutputStream.writeBytes(Native Method), java.io.FileOutputStream.write(Unknown Source), java.io.BufferedOutputStream.flushBuffer(Unknown Source), java.io.BufferedOutputStream.flush(Unknown Source), java.io.PrintStream.write(Unknown Source), org.fusesource.jansi.AnsiOutputStream.write(AnsiOutputStream.java:82), java.io.FilterOutputStream.write(Unknown Source), java.io.PrintStream.write(Unknown Source), java.io.FilterOutputStream.write(Unknown Source), org.bukkit.craftbukkit.v1_8_R3.util.TerminalConsoleWriterThread.run(TerminalConsoleWriterThread.java:34), java.lang.Thread.run(Unknown Source)],}
   Recent tasks from -31--1{}
        Profiler Position: N/A (disabled)
        Player Count: 0 / 50; []
        Is Modded: Definitely; Server brand changed to 'PaperSpigot'
        Type: Dedicated Server (map_server.txt)

2021.12 数据，可能有更多内容

---- Minecraft Crash Report ----
// Daisy, daisy...


Time: 17-1-30 下午7:56
Description: Exception in server tick loop


java.lang.IllegalStateException: failed to create a child event loop
        at io.netty.util.concurrent.MultithreadEventExecutorGroup.&lt;init&gt;(MultithreadEventExecutorGroup.java:68)
        at io.netty.channel.MultithreadEventLoopGroup.&lt;init&gt;(MultithreadEventLoopGroup.java:49)
        at io.netty.channel.nio.NioEventLoopGroup.&lt;init&gt;(NioEventLoopGroup.java:61)
        at io.netty.channel.nio.NioEventLoopGroup.&lt;init&gt;(NioEventLoopGroup.java:52)
        at net.minecraft.server.v1_8_R3.ServerConnection$1.a(ServerConnection.java:35)
        at net.minecraft.server.v1_8_R3.ServerConnection$1.init(ServerConnection.java:39)
        at net.minecraft.server.v1_8_R3.LazyInitVar.c(SourceFile:10)
        at net.minecraft.server.v1_8_R3.ServerConnection.a(ServerConnection.java:102)
        at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:191)
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:560)
        at java.lang.Thread.run(Unknown Source)
Caused by: io.netty.channel.ChannelException: failed to open a new selector
        at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:128)
        at io.netty.channel.nio.NioEventLoop.&lt;init&gt;(NioEventLoop.java:120)
        at io.netty.channel.nio.NioEventLoopGroup.newChild(NioEventLoopGroup.java:87)
        at io.netty.util.concurrent.MultithreadEventExecutorGroup.&lt;init&gt;(MultithreadEventExecutorGroup.java:64)
        ... 10 more
Caused by: java.io.IOException: Unable to establish loopback connection
        at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
        at sun.nio.ch.PipeImpl$Initializer.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at sun.nio.ch.PipeImpl.&lt;init&gt;(Unknown Source)
        at sun.nio.ch.SelectorProviderImpl.openPipe(Unknown Source)
        at java.nio.channels.Pipe.open(Unknown Source)
        at sun.nio.ch.WindowsSelectorImpl.&lt;init&gt;(Unknown Source)
        at sun.nio.ch.WindowsSelectorProvider.openSelector(Unknown Source)
        at io.netty.channel.nio.NioEventLoop.openSelector(NioEventLoop.java:126)
        ... 13 more
Caused by: java.net.SocketException: No buffer space available (maximum connections reached?): bind
        at sun.nio.ch.Net.bind0(Native Method)
        at sun.nio.ch.Net.bind(Unknown Source)
        at sun.nio.ch.Net.bind(Unknown Source)
        at sun.nio.ch.ServerSocketChannelImpl.bind(Unknown Source)
        at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source)
        at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source)
        at sun.nio.ch.PipeImpl$Initializer$LoopbackConnector.run(Unknown Source)
        ... 22 more


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


-- System Details --
Details:
        Minecraft Version: 1.8.8
        Operating System: Windows Server 2008 R2 (amd64) version 6.1
        Java Version: 1.8.0_111, Oracle Corporation
        Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
        Memory: 978885672 bytes (933 MB) / 1029177344 bytes (981 MB) up to 1029177344 bytes (981 MB)
        JVM Flags: 2 total; -Xmx1024M -Xms1024M
        IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
        CraftBukkit Information:
   Running: CraftBukkit version git-PaperSpigot-f6fba00-9935adc (MC: 1.8.8) (Implementing API version 1.8.8-R0.1-SNAPSHOT) false
   Plugins: {}
   Warnings: DEFAULT
   Reload Count: 0
   Threads: { TIMED_WAITING Server Infinisleeper: [java.lang.Thread.sleep(Native Method), net.minecraft.server.v1_8_R3.DedicatedServer$1.run(DedicatedServer.java:54)], WAITING Snooper Timer: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Unknown Source), java.util.TimerThread.mainLoop(Unknown Source), java.util.TimerThread.run(Unknown Source)], WAITING Reference Handler: [java.lang.Object.wait(Native Method), java.lang.Object.wait(Unknown Source), java.lang.ref.Reference.tryHandlePending(Unknown Source), java.lang.ref.Reference$ReferenceHandler.run(Unknown Source)], RUNNABLE Server console handler: [org.fusesource.jansi.internal.Kernel32.ReadConsoleInputW(Native Method), org.fusesource.jansi.internal.Kernel32.readConsoleInputHelper(Kernel32.java:761), org.fusesource.jansi.internal.Kernel32.readConsoleKeyInput(Kernel32.java:794), org.fusesource.jansi.internal.WindowsSupport.readConsoleInput(WindowsSupport.java:97), org.bukkit.craftbukkit.libs.jline.WindowsTerminal.readConsoleInput(WindowsTerminal.java:215), org.bukkit.craftbukkit.libs.jline.WindowsTerminal.access$000(WindowsTerminal.java:55), org.bukkit.craftbukkit.libs.jline.WindowsTerminal$1.read(WindowsTerminal.java:157), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:169), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:137), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.read(NonBlockingInputStream.java:246), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:261), org.bukkit.craftbukkit.libs.jline.internal.InputStreamReader.read(InputStreamReader.java:198), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readCharacter(ConsoleReader.java:2145), org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:2349), net.minecraft.server.v1_8_R3.DedicatedServer$2.run(DedicatedServer.java:79)], RUNNABLE DestroyJavaVM: [], RUNNABLE Attach Listener: [], WAITING Finalizer: [java.lang.Object.wait(Native Method), java.lang.ref.ReferenceQueue.remove(Unknown Source), java.lang.ref.ReferenceQueue.remove(Unknown Source), java.lang.ref.Finalizer$FinalizerThread.run(Unknown Source)], WAITING NonBlockingInputStreamThread: [java.lang.Object.wait(Native Method), org.bukkit.craftbukkit.libs.jline.internal.NonBlockingInputStream.run(NonBlockingInputStream.java:278), java.lang.Thread.run(Unknown Source)], RUNNABLE Signal Dispatcher: [], RUNNABLE Server thread: [java.lang.Thread.dumpThreads(Native Method), java.lang.Thread.getAllStackTraces(Unknown Source), org.bukkit.craftbukkit.v1_8_R3.CraftCrashReport.call(CraftCrashReport.java:29), net.minecraft.server.v1_8_R3.CrashReportSystemDetails.a(SourceFile:78), net.minecraft.server.v1_8_R3.CrashReport.h(CrashReport.java:127), net.minecraft.server.v1_8_R3.CrashReport.&lt;init&gt;(CrashReport.java:34), net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:633), java.lang.Thread.run(Unknown Source)], TIMED_WAITING Spigot Watchdog Thread: [java.lang.Thread.sleep(Native Method), org.spigotmc.WatchdogThread.run(WatchdogThread.java:92)], TIMED_WAITING Spigot Metrics Thread: [java.lang.Object.wait(Native Method), java.util.TimerThread.mainLoop(Unknown Source), java.util.TimerThread.run(Unknown Source)], RUNNABLE Thread-5: [java.io.FileOutputStream.writeBytes(Native Method), java.io.FileOutputStream.write(Unknown Source), java.io.BufferedOutputStream.flushBuffer(Unknown Source), java.io.BufferedOutputStream.flush(Unknown Source), java.io.PrintStream.write(Unknown Source), org.fusesource.jansi.AnsiOutputStream.write(AnsiOutputStream.java:82), java.io.FilterOutputStream.write(Unknown Source), java.io.PrintStream.write(Unknown Source), java.io.FilterOutputStream.write(Unknown Source), org.bukkit.craftbukkit.v1_8_R3.util.TerminalConsoleWriterThread.run(TerminalConsoleWriterThread.java:34), java.lang.Thread.run(Unknown Source)],}
   Recent tasks from -31--1{}
        Profiler Position: N/A (disabled)
        Player Count: 0 / 50; []
        Is Modded: Definitely; Server brand changed to 'PaperSpigot'
        Type: Dedicated Server (map_server.txt)

如果重启后依然显示相同错误，并确认任务管理器进程以及没有java.exe进程的缓存残留
在服务中关闭windows firewall防火墙，重启

java文件夹的bin里面没有java.exe而且重装了好几遍都没有

在初始化虚拟机期间发生错误

如何没有java.exe你根本就看不到错误日志