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when i install Essentials i think great i can install Group Manager now but i install and change all the Prefix it will be like this <Owner username> but it still stay like this <username> i dont know why maybe is i download wrong ? or what please tell me thanks
love you guys thanks 
You must first configure how your prefix should look like. If you don't configure it it looks like as normal.
thanks 
i will try that
Make sure to configure the plugin correctly. Check the server console log for additional error information.
