Warning: require_once(protected/refresh_token.php): Failed to open stream: No such file or directory in /var/www/html/gallery.php on line 8

Fatal error: Uncaught Error: Failed opening required 'protected/refresh_token.php' (include_path='.:/usr/local/lib/php') in /var/www/html/gallery.php:8 Stack trace: #0 {main} thrown in /var/www/html/gallery.php on line 8