apache 2 problem in restarting

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http://ubuntuforums.org – i tried restarting my apache server and it works fine when i browse my local sites i made. but this looks strange. I'm new to ubuntu. Code: * Restarting web server apache2                                               apache2: Could not reliably determine the server's fully qualified domain name, using for ServerName [Wed May 29 18:12:58 2013] [warn] _default_ VirtualHost overlap on port 8080, the first has precedence  ... waiting apache2: Could not re (Hardware)