Warning: include_once(define.php): Failed to open stream: No such file or directory in /var/www/html/store/class/connection.php on line 3

Warning: include_once(): Failed opening 'define.php' for inclusion (include_path='.:/usr/share/pear:/usr/share/php') in /var/www/html/store/class/connection.php on line 3

Fatal error: Uncaught Error: Undefined constant "SEVER_NAME_" in /var/www/html/store/class/connection.php:12 Stack trace: #0 /var/www/html/store/class/connection.php(21): connection::mysqlconn() #1 /var/www/html/store/class/data.php(1530): connection::query_sys() #2 /var/www/html/store/include/header_php.php(13): data->check_shop_id_exit() #3 /var/www/html/store/index.php(8): include('...') #4 {main} thrown in /var/www/html/store/class/connection.php on line 12