An internal error occurred while attempting to perform this command

Hi!
I have a problem .. I try to use a command of EasyEnchant but don't work and in chat appear: An internal error occurred while attempting to perform this command ...

Server.log:

Code:

[SEVERE] null
org.bukkit.command.CommandException: Unhandled exception executing command 'ee' in plugin EasyEnchant v1.0.3
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:42)
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:163)
	at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:364)
	at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:756)
	at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:721)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:714)
	at net.minecraft.server.Packet3Chat.a(Packet3Chat.java:33)
	at net.minecraft.server.NetworkManager.b(NetworkManager.java:226)
	at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:92)
	at net.minecraft.server.NetworkListenThread.a(SourceFile:108)
	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:516)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:414)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:457)
Caused by: java.lang.NoClassDefFoundError: org/bukkit/enchantments/Enchantment
	at me.laserhog.EasyEnchant.EasyEnchant.onCommand(EasyEnchant.java:322)
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:40)
	... 12 more

What should I do?

 

Same issue with "globalshop". But only with this plugin. Unable to use the whole ingamecommands of this plugin.. Don't know what happens. After one or two reloads the plugin crashed o_o

 

Kurwa