Warning: require(../app/php/config.php): failed to open stream: No such file or directory in /var/www/html/site/get_layers.php on line 2

Fatal error: require(): Failed opening required '../app/php/config.php' (include_path='.:/usr/share/pear:/usr/share/php') in /var/www/html/site/get_layers.php on line 2