Fatal error: Uncaught Error: Interface "Illuminate\Contracts\Broadcasting\Factory" not found in D:\Apache24\www\hl_eis\vendor\laravel\framework\src\Illuminate\Broadcasting\BroadcastManager.php:24 Stack trace: #0 {main} thrown in D:\Apache24\www\hl_eis\vendor\laravel\framework\src\Illuminate\Broadcasting\BroadcastManager.php on line 24