Fatal error: Uncaught Error: Class "ComposerAutoloaderInitb9ca5a585cc1765b47307ae7316a8090" not found in /opt/drupal/vendor/autoload.php:12 Stack trace: #0 /opt/drupal/web/autoload.php(16): require() #1 /opt/drupal/web/index.php(14): require_once('/opt/drupal/web...') #2 {main} thrown in /opt/drupal/vendor/autoload.php on line 12