Warning: require_once(hash_utils.php): Failed to open stream: No such file or directory in /var/task/index.php on line 30

Fatal error: Uncaught Error: Failed opening required 'hash_utils.php' (include_path='.:/opt/lib/php') in /var/task/index.php:30 Stack trace: #0 {main} thrown in /var/task/index.php on line 30