Fatal error: Uncaught Error: Class "Illuminate\Broadcasting\Broadcasters\Broadcaster" not found in /var/www/html/app/vendor/laravel/framework/src/Illuminate/Broadcasting/Broadcasters/NullBroadcaster.php:5 Stack trace: #0 {main} thrown in /var/www/html/app/vendor/laravel/framework/src/Illuminate/Broadcasting/Broadcasters/NullBroadcaster.php on line 5