Fatal error: Uncaught Error: Class "Illuminate\Queue\QueueManager" not found in /opt/lampp/htdocs/msja/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/QueueFake.php:22 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/msja/vendor/laravel/framework/src/Illuminate/Support/Testing/Fakes/QueueFake.php on line 22