I install a website script after install the script it showing bellows problem. please help me why this showing & how can i solve it. ??????????????Ç????????????? ????????????????????????????? Warning: require_once(ROOT_PATH/modules/system/models/system.class.php) [function.require-once]: failed to open stream: No such file or directory in /home/demoadsc/public_html/index.php on line 17 Fatal error: require_once() [function.require]: Failed opening required 'ROOT_PATH/modules/system/models/system.class.php' (include_path='.:/usr/lib/php') in /home/demoadsc/public_html/index.php on line 17