
StopNameChanging stops players from changing their names, so you can update your plugins.
See Here: http://forums.bukkit.org/threads/psa-the-switch-to-uuids-potential-plugin-server-breakage.250915/
The message that players see when they are kicked for changing their name is configurable.
stopnamechanging.exempt - Exempt from Name Change Blocking
If you find any bugs or any errors post them below. Post the full server log in a Pastebin if there is an error.
If you have any suggestions just post below or PM me.