Fatal error: Uncaught Error: Interface "core\router\schema\response\response_type" not found in /srv/www/htdocs/moodle/lib/classes/router/schema/response/abstract_response.php:33 Stack trace: #0 {main} thrown in /srv/www/htdocs/moodle/lib/classes/router/schema/response/abstract_response.php on line 33