Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Queue\ShouldQueue" not found in D:\xampp\htdocs\dropifypro\vendor\laravel\framework\src\Illuminate\Broadcasting\BroadcastEvent.php:13 Stack trace: #0 {main} thrown in D:\xampp\htdocs\dropifypro\vendor\laravel\framework\src\Illuminate\Broadcasting\BroadcastEvent.php on line 13