Fatal error: Uncaught Error: Class 'Drupal\Core\Controller\ControllerBase' not found in /var/www/html/tmp/contrib/openid_connect/src/Controller/OpenIDConnectRedirectController.php:25 Stack trace: #0 {main} thrown in /var/www/html/tmp/contrib/openid_connect/src/Controller/OpenIDConnectRedirectController.php on line 25