Joomla Site not working when activating Mobile Joomla Plugin

Installed the component and actived the Mobile Joomla Plugin in plugins. Now My site does`nt work but the mobile ups are working.

When I preview the site it duplicates the sites URL e.g www.mysite.com/www.mysite.com.

Please assist

problem solved

Hi Ferdie76,
Glad to hear you sussed it. What did you do? It may help others.