FactionsPlus plugin wont work.

Hi all, when I start up my server with FactionsPlus it gives me some warnings:
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[18:03:04 INFO]: [FactionsPlus] com/massivecraft/factions/cmd/FCommand
[18:03:04 INFO]: [FactionsPlus] [DEBUG] Updated the cached reference to Essentia
ls' instance: `Essentials v2.13.1`.
[18:03:04 INFO]: [FactionsPlus] [WARNING]:Exception on removing FactionsPlus com
mands.
[18:03:04 WARN]: java.lang.NoClassDefFoundError: com/massivecraft/factions/cmd/F
Command
[18:03:04 WARN]: at java.lang.ClassLoader.defineClass1(Native Method)
[18:03:04 WARN]: at java.lang.ClassLoader.defineClass(Unknown Source)
[18:03:04 WARN]: at java.security.SecureClassLoader.defineClass(Unknown S
ource)
[18:03:04 WARN]: at java.net.URLClassLoader.defineClass(Unknown Source)
[18:03:04 WARN]: at java.net.URLClassLoader.access$100(Unknown Source)
[18:03:04 WARN]: at java.net.URLClassLoader$1.run(Unknown Source)
[18:03:04 WARN]: at java.net.URLClassLoader$1.run(Unknown Source)
[18:03:04 WARN]: at java.security.AccessController.doPrivileged(Native Me
thod)
[18:03:04 WARN]: at java.net.URLClassLoader.findClass(Unknown Source)
[18:03:04 WARN]: at org.bukkit.plugin.java.PluginClassLoader.findClass(Pl
uginClassLoader.java:101)
[18:03:04 WARN]: at org.bukkit.plugin.java.JavaPluginLoader.getClassByNam
e(JavaPluginLoader.java:193)
[18:03:04 WARN]: at org.bukkit.plugin.java.PluginClassLoader.findClass(Pl
uginClassLoader.java:97)
[18:03:04 WARN]: at org.bukkit.plugin.java.PluginClassLoader.findClass(Pl
uginClassLoader.java:86)
[18:03:04 WARN]: at java.lang.ClassLoader.loadClass(Unknown Source)
[18:03:04 WARN]: at java.lang.ClassLoader.loadClass(Unknown Source)
[18:03:04 WARN]: at markehme.factionsplus.FactionsPlus.onDisable(Factions
Plus.java:235)
[18:03:04 WARN]: at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlug
in.java:318)
[18:03:04 WARN]: at markehme.factionsplus.FactionsPlusPlugin.disableSelf(
FactionsPlusPlugin.java:130)
[18:03:04 WARN]: at markehme.factionsplus.FactionsPlus.onEnable(FactionsP
lus.java:213)
[18:03:04 WARN]: at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlug
in.java:316)
[18:03:04 WARN]: at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(
JavaPluginLoader.java:332)
[18:03:04 WARN]: at org.bukkit.plugin.SimplePluginManager.enablePlugin(Si
mplePluginManager.java:417)
[18:03:04 WARN]: at org.bukkit.craftbukkit.v1_7_R4.CraftServer.loadPlugin
(CraftServer.java:476)
[18:03:04 WARN]: at org.bukkit.craftbukkit.v1_7_R4.CraftServer.enablePlug
ins(CraftServer.java:394)
[18:03:04 WARN]: at net.minecraft.server.v1_7_R4.MinecraftServer.n(Minecr
aftServer.java:360)
[18:03:04 WARN]: at net.minecraft.server.v1_7_R4.MinecraftServer.g(Minecr
aftServer.java:334)
[18:03:04 WARN]: at net.minecraft.server.v1_7_R4.MinecraftServer.a(Minecr
aftServer.java:290)
[18:03:04 WARN]: at net.minecraft.server.v1_7_R4.DedicatedServer.init(Ded
icatedServer.java:210)
[18:03:04 WARN]: at net.minecraft.server.v1_7_R4.MinecraftServer.run(Mine
craftServer.java:458)
[18:03:04 WARN]: at net.minecraft.server.v1_7_R4.ThreadServerApplication.
run(SourceFile:628)
[18:03:04 WARN]: Caused by: java.lang.ClassNotFoundException: com.massivecraft.f
actions.cmd.FCommand
[18:03:04 WARN]: at java.net.URLClassLoader.findClass(Unknown Source)
[18:03:04 WARN]: at org.bukkit.plugin.java.PluginClassLoader.findClass(Pl
uginClassLoader.java:101)
[18:03:04 WARN]: at org.bukkit.plugin.java.PluginClassLoader.findClass(Pl
uginClassLoader.java:86)
[18:03:04 WARN]: at java.lang.ClassLoader.loadClass(Unknown Source)
[18:03:04 WARN]: at java.lang.ClassLoader.loadClass(Unknown Source)
[18:03:04 WARN]: ... 30 more
[18:03:04 INFO]: [FactionsPlus] [WARNING]:
[18:03:04 INFO]: [FactionsPlus] [WARNING]id not disable successfuly! Please ch
eck above errors.
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When I type /pl it gives me factionsplus in red...
Hope you guys can help me!

- Marshall_BE

 

Moved to Bukkit Help.

 

I'm sorry, thanks for the help!