Fatal error: Uncaught Error: Interface "FoF\Sitemap\Deploy\DeployInterface" not found in /opt/lampp/htdocs/forum/flarum/vendor/fof/sitemap/src/Deploy/Memory.php:19 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/fof/sitemap/src/Deploy/Memory.php on line 19