Warning: require_once(/): Failed to open stream: No such file or directory in /var/www/html/public/index.php on line 36

Fatal error: Uncaught Error: Failed opening required '' (include_path=':.:/usr/local/lib/php') in /var/www/html/public/index.php:36 Stack trace: #0 {main} thrown in /var/www/html/public/index.php on line 36