Fatal error: Uncaught Error: Class 'Illuminate\Queue\Queue' not found in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Queue/SyncQueue.php:12 Stack trace: #0 {main} thrown in /home/app/htdocs/message_gateway/vendor/laravel/framework/src/Illuminate/Queue/SyncQueue.php on line 12