Warning: require_once(/./pages/header.php): failed to open stream: No such file or directory in C:\xampp\htdocs\Perms\Rang-Info\Premium.php on line 4

Fatal error: require_once(): Failed opening required '/./pages/header.php' (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\Perms\Rang-Info\Premium.php on line 4