Warning: require_once(../admin/db/config.php): failed to open stream: No such file or directory in C:\xampp742\htdocs\diklat\index.php on line 3

Fatal error: require_once(): Failed opening required '../admin/db/config.php' (include_path='C:\xampp742\php\PEAR') in C:\xampp742\htdocs\diklat\index.php on line 3