Fatal error: Uncaught Error: Class 'Illuminate\Broadcasting\Broadcasters\Broadcaster' not found in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Broadcasting/Broadcasters/PusherBroadcaster.php:11 Stack trace: #0 {main} thrown in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Broadcasting/Broadcasters/PusherBroadcaster.php on line 11