Warning: require(/var/www/html/protected/config/main.php): failed to open stream: No such file or directory in /var/www/html/framework/base/CApplication.php on line 138

Fatal error: require(): Failed opening required '/var/www/html/protected/config/main.php' (include_path='.:/usr/share/php7') in /var/www/html/framework/base/CApplication.php on line 138