[SEVERE] Could not pass event AsyncPlayerChatEvent to mcMMO v1.3.13-dev-b1218
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
        at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:24)
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:459)
        at net.minecraft.server.v1_4_6.PlayerConnection.chat(PlayerConnection.java:913)
        at net.minecraft.server.v1_4_6.PlayerConnection.a(PlayerConnection.java:852)
        at net.minecraft.server.v1_4_6.Packet3Chat.handle(Packet3Chat.java:44)
        at net.minecraft.server.v1_4_6.NetworkManager.i(NetworkManager.java:208)
        at net.minecraft.server.v1_4_6.NetworkManager.c(NetworkManager.java:344)
        at net.minecraft.server.v1_4_6.NetworkReaderThread.run(SourceFile:93)
Caused by: java.lang.IllegalArgumentException: can't parse argument number: [[WHITE]]{0}[[AQUA]]
        at java.text.MessageFormat.makeFormat(Unknown Source)
        at java.text.MessageFormat.applyPattern(Unknown Source)
        at com.gmail.nossr50.locale.LocaleLoader.getString(LocaleLoader.java:48)
        at com.gmail.nossr50.listeners.PlayerListener.onPlayerChat(PlayerListener.java:440)
        at sun.reflect.GeneratedMethodAccessor232.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
        ... 10 more
Caused by: java.lang.NumberFormatException: For input string: "[[WHITE]]{0}[[AQUA]]"
        at java.lang.NumberFormatException.forInputString(Unknown Source)
        at java.lang.Integer.parseInt(Unknown Source)
        at java.lang.Integer.parseInt(Unknown Source)
        ... 18 more