mChat

06:31:32 [SEVERE] Could not pass event org.bukkit.event.player.PlayerChatEvent to mChatSuite
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$103.execute(JavaPluginLoader.java:1026)
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:57)
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:453)
        at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:742)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:725)
        at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:33)
        at net.minecraft.server.NetworkManager.b(NetworkManager.java:226)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:100)
        at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:78)
        at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:537)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:435)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:465)
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedMethodAccessor67.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:601)
        at org.bukkit.plugin.java.JavaPluginLoader$103.execute(JavaPluginLoader.java:1024)
        ... 11 more
Caused by: java.lang.IllegalArgumentException: §1[§9Moderator§1 is already assigned as a player list name for someone
        at org.bukkit.craftbukkit.entity.CraftPlayer.setPlayerListName(CraftPlayer.java:158)
        at in.mDev.MiracleM4n.mChatSuite.bukkit.events.BMPlayerListener.onPlayerChat(BMPlayerListener.java:84)
        ... 15 more