I made a website on like the RV SiteBuilder in the Software/Services of the cPanel, and when i tried to publish this website, it redirected me to this:

Fatal error: require_once() [function.require]: Failed opening required '/home/******/.rvsitebuilder/seagull/lib/SGL/FrontController.php' (include_path='.:/usr/local/php53/pear') in /home/******/public_html/rvscommonfunc.php on line 228

I don't know what to do. I've tried clicking the publish button again, and again, but after going through the publish process, it always redirects me to that. Any help?