Fatal error: Uncaught Error: Class "Flarum\Api\Controller\AbstractShowController" not found in /home/sardosne/flarum.sardos.net/vendor/flarum/core/src/Api/Controller/UpdateGroupController.php:20 Stack trace: #0 {main} thrown in /home/sardosne/flarum.sardos.net/vendor/flarum/core/src/Api/Controller/UpdateGroupController.php on line 20