Warning: require(/app/drupal/web/../vendor/autoload.php): Failed to open stream: No such file or directory in /app/drupal/web/autoload.php on line 15

Fatal error: Uncaught Error: Failed opening required '/app/drupal/web/../vendor/autoload.php' (include_path='.:') in /app/drupal/web/autoload.php:15 Stack trace: #0 /app/drupal/web/index.php(14): require_once() #1 {main} thrown in /app/drupal/web/autoload.php on line 15