After some time (> 24h I think), the console stops working and when I want to type something, this error is thrown:

 

[13:59:58 WARN]: Exception in thread "Server console handler"

[13:59:58 WARN]: java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/libs/jline/console/ConsoleReader$2

[13:59:58 WARN]:        at org.bukkit.craftbukkit.libs.jline.console.ConsoleReader.readLine(ConsoleReader.java:2605)

[13:59:58 WARN]:        at net.minecraft.server.v1_11_R1.DedicatedServer$2.run(DedicatedServer.java:84)

[13:59:58 WARN]: Caused by: java.lang.ClassNotFoundException: org.bukkit.craftbukkit.libs.jline.console.ConsoleReader$2

[13:59:58 WARN]:        at java.net.URLClassLoader.findClass(URLClassLoader.java:381)

[13:59:58 WARN]:        at java.lang.ClassLoader.loadClass(ClassLoader.java:424)

[13:59:58 WARN]:        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)

[13:59:58 WARN]:        at java.lang.ClassLoader.loadClass(ClassLoader.java:357)

[13:59:58 WARN]:        ... 2 more

 

This is not the first time it happens.

 

 

I have the newest version, but second thing which happened when I ran /version:

 

org.bukkit.command.CommandException: Unhandled exception executing 'Version' in org.bukkit.command.defaults.VersionCommand(version)

        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:148) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at org.bukkit.craftbukkit.v1_11_R1.CraftServer.dispatchCommand(CraftServer.java:650) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.PlayerConnection.handleCommand(PlayerConnection.java:1344) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:1179) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_121]

        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_121]

        at net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:747) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:678) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:576) [spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_121]

Caused by: java.lang.NoClassDefFoundError: org/bukkit/command/defaults/VersionCommand$1

        at org.bukkit.command.defaults.VersionCommand.sendVersion(VersionCommand.java:172) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at org.bukkit.command.defaults.VersionCommand.execute(VersionCommand.java:47) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        ... 14 more

Caused by: java.lang.ClassNotFoundException: org.bukkit.command.defaults.VersionCommand$1

        at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:1.8.0_121]

        at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:1.8.0_121]

        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) ~[?:1.8.0_121]

        at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_121]

        at org.bukkit.command.defaults.VersionCommand.sendVersion(VersionCommand.java:172) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at org.bukkit.command.defaults.VersionCommand.execute(VersionCommand.java:47) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot-latest.jar:git-Spigot-283de8b-aa522c9]

        ... 14 more

 

Kind regards,

Timo