Fatal error: Uncaught Error: Interface 'Illuminate\Contracts\Events\Dispatcher' not found in C:\xampp\htdocs\admin\vendor\laravel\framework\src\Illuminate\Support\Testing\Fakes\EventFake.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\admin\vendor\laravel\framework\src\Illuminate\Support\Testing\Fakes\EventFake.php on line 12