Fatal error: Uncaught Error: Class "Illuminate\Queue\QueueManager" not found in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/support/Testing/Fakes/QueueFake.php:12 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/forum/flarum/vendor/illuminate/support/Testing/Fakes/QueueFake.php on line 12