Fatal error: Uncaught Error: Class "Flarum\Queue\AbstractJob" not found in /opt/lampp/htdocs/forum/flarum/vendor/fof/sitemap/src/Jobs/TriggerBuildJob.php:21 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/fof/sitemap/src/Jobs/TriggerBuildJob.php on line 21