Notice: Undefined property: MVC::$not_found in /var/www/html/alert/class/MVC.php on line 71

Warning: require_once(/var/www/html/alert): failed to open stream: No such file or directory in /var/www/html/alert/class/MVC.php on line 71

Fatal error: require_once(): Failed opening required '/var/www/html/alert' (include_path='.:/usr/share/php') in /var/www/html/alert/class/MVC.php on line 71