Fatal error: Uncaught Error: Class 'Illuminate\Queue\QueueManager' not found in C:\xampp\htdocs\admin\vendor\laravel\framework\src\Illuminate\Support\Testing\Fakes\QueueFake.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\laravel\framework\src\Illuminate\Support\Testing\Fakes\QueueFake.php on line 12