Question General commands error in World Edit

the console gives me this message


[15:10:50] [Server thread/ERROR]: An unexpected error while handling a WorldEdit
command
java.lang.NullPointerException: null
at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:
770) ~[server.jar:git-Bukkit-9c887d4]
at com.sk89q.worldedit.blocks.BaseItem.<init>(BaseItem.java:48) ~[?:?]
at com.sk89q.worldedit.blocks.BaseItemStack.<init>(BaseItemStack.java:50
) ~[?:?]
at com.sk89q.worldedit.command.SelectionCommands.wand(SelectionCommands.
java:250) ~[?:?]
at com.sk89q.worldedit.command.SelectionCommandsRegistration._wand(Selec
tionCommandsRegistration.java:387) ~[?:?]
at org.enginehub.piston.CommandManager.execute(CommandManager.java:158)
~[?:?]
at com.sk89q.worldedit.extension.platform.PlatformCommandManager.handleC
ommand(PlatformCommandManager.java:471) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0
_221]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0
_221]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1
.8.0_221]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_221]
at com.sk89q.worldedit.util.eventbus.MethodEventHandler.dispatch(MethodE
ventHandler.java:58) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventHandler.handleEvent(EventHandl
er.java:73) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.dispatch(EventBus.java:193
) ~[?:?]
at com.sk89q.worldedit.util.eventbus.EventBus.post(EventBus.java:181) ~[
?:?]
at com.sk89q.worldedit.bukkit.WorldEditPlugin.onCommand(WorldEditPlugin.
java:328) ~[?:?]
at com.sk89q.bukkit.util.DynamicPluginCommand.execute(DynamicPluginComma
nd.java:55) ~[?:?]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:14
8) ~[server.jar:git-Bukkit-9c887d4]
at org.bukkit.craftbukkit.v1_14_R1.CraftServer.dispatchCommand(CraftServ
er.java:689) ~[server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.PlayerConnection.handleCommand(PlayerCo
nnection.java:1590) ~[server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.jav
a:1444) ~[server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.PacketPlayInChat.a(SourceFile:37) ~[ser
ver.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.PacketPlayInChat.a(SourceFile:9) ~[serv
er.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$0(PlayerCo
nnectionUtils.java:19) ~[server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) [server.jar
:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(SourceFil
e:144) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(
SourceFile:23) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(SourceFil
e:118) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.aX(MinecraftServer.java
:868) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftSe
rver.java:861) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeAll(SourceFile
:103) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.sleepForTick(MinecraftS
erver.java:844) [server.jar:git-Bukkit-9c887d4]
at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.jav
a:785) [server.jar:git-Bukkit-9c887d4]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_221]

NOTE:
I literally have done anything, the server was on yesterday and worked perfectly fine, now for magic reasons doesnt
any fixes?

 

What version of World Edit are you using? And what version of Minecraft are you using?