Bukkit

Hallo,
ich habe ein problem, wenn ich AntiAddict auf meinem MCPC+ Server starte, kommt folgender Error:

Could not load 'plugins/AntiAddict.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: javax/persistence/PersistenceException
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:147)
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:309)
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:231)
        at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:244)
        at org.bukkit.craftbukkit.CraftServer.reload(CraftServer.java:655)
        at org.bukkit.Bukkit.reload(Bukkit.java:279)
        at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:24)
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:199)
        at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:546)
        at org.bukkit.craftbukkit.CraftServer.dispatchServerCommand(CraftServer.java:527)
        at net.minecraft.server.dedicated.DedicatedServer.func_71333_ah(DedicatedServer.java:458)
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:417)
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:796)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:660)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NoClassDefFoundError: javax/persistence/PersistenceException
        at org.bukkit.plugin.java.JavaPlugin.init(JavaPlugin.java:296)
        at org.bukkit.plugin.java.PluginClassLoader.initialize(PluginClassLoader.java:479)
        at org.bukkit.plugin.java.JavaPlugin.<init>(JavaPlugin.java:59)
        at me.staartvin.antiaddict.AntiAddict.<init>(AntiAddict.java:21)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
        at java.lang.Class.newInstance(Class.java:374)
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:92)
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:143)
        ... 14 more
Caused by: java.lang.ClassNotFoundException: javax.persistence.PersistenceException
        at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:99)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
        ... 25 more

Meine  Frage dazu, was ist der Fehler?(Alle anderen Plugins funktionieren)