So, I've recently updated my plugins and stuff to 1.12. After installing the newest version of worldedit, I found that the commands do not work. They give me this error in the console.
Can anyone help me, or tell me what it means?
Code
[01:05:26] [Server thread/ERROR]: [WorldEdit] An unexpected error while handling a WorldEdit command
java.lang.reflect.InvocationTargetException: null
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_121]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_121]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_121]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_121]
at com.sk89q.worldedit.util.command.parametric.BindingHelper.bind(BindingHelper.java:167) ~[worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.util.command.parametric.ParametricCallable.call(ParametricCallable.java:205) ~[worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.util.command.SimpleDispatcher.call(SimpleDispatcher.java:125) ~[worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.extension.platform.CommandManager.handleCommand(CommandManager.java:248) [worldedit-bukkit-6.1.7.2.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_121]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_121]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_121]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_121]
at com.sk89q.worldedit.util.eventbus.MethodEventHandler.dispatch(MethodEventHandler.java:58) [worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandler.java:73) [worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.util.eventbus.EventBus.dispatch(EventBus.java:187) [worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.util.eventbus.EventBus.post(EventBus.java:173) [worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.worldedit.bukkit.WorldEditPlugin.onCommand(WorldEditPlugin.java:247) [worldedit-bukkit-6.1.7.2.jar:?]
at com.sk89q.bukkit.util.DynamicPluginCommand.execute(DynamicPluginCommand.java:54) [worldedit-bukkit-6.1.7.2.jar:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [minecraft_server.jar:git-Spigot-7228328-d603539]
at com.sk89q.bukkit.util.FallbackRegistrationListener.onPlayerCommandPreprocess(FallbackRegistrationListener.java:37) [worldedit-bukkit-6.1.7.2.jar:?]
at sun.reflect.GeneratedMethodAccessor24.invoke(Unknown Source) ~[?:?]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_121]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_121]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) [minecraft_server.jar:git-Spigot-7228328-d603539]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [minecraft_server.jar:git-Spigot-7228328-d603539]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [minecraft_server.jar:git-Spigot-7228328-d603539]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [minecraft_server.jar:git-Spigot-7228328-d603539]
at me.jasperjh.animatedscoreboard.objects.trigger.EventCallListener.callEvent(EventCallListener.java:38) [animatedscoreboard_0_0_9.jar:?]
at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1377) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1220) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [minecraft_server.jar:git-Spigot-7228328-d603539]
at java.util.concurrent.Executors$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_12_R1.SystemUtils.a(SourceFile:46) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:747) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:405) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:678) [minecraft_server.jar:git-Spigot-7228328-d603539]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:576) [minecraft_server.jar:git-Spigot-7228328-d603539]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_121]
Caused by: java.lang.LinkageError: loader constraint violation in interface itable initialization: when resolving method "com.sk89q.worldedit.extent.AbstractDelegateExtent.commit()Lcom/sk89q/worldedit/function/operation/Operation;" the class loader (instance of org/bukkit/plugin/java/PluginClassLoader) of the current class, com/sk89q/worldedit/extent/AbstractDelegateExtent, and the class loader (instance of org/bukkit/plugin/java/PluginClassLoader) for interface com/sk89q/worldedit/extent/OutputExtent have different Class objects for the type com/sk89q/worldedit/function/operation/Operation used in the signature
at com.sk89q.worldedit.EditSession.<init>(EditSession.java:183) ~[?:?]
at com.sk89q.worldedit.EditSessionFactory$EditSessionFactoryImpl.getEditSession(EditSessionFactory.java:230) ~[?:?]
at com.sk89q.worldedit.LocalSession.createEditSession(LocalSession.java:866) ~[?:?]
at com.sk89q.worldedit.internal.command.WorldEditBinding.getEditSession(WorldEditBinding.java:102) ~[?:?]
... 41 more