Fatal error: Uncaught Error: Interface "OCP\EventDispatcher\IEventListener" not found in /var/www/html/nextcloud/apps/related_resources/lib/Listener/LoadSidebarScript.php:22 Stack trace: #0 {main} thrown in /var/www/html/nextcloud/apps/related_resources/lib/Listener/LoadSidebarScript.php on line 22