Fatal error: Uncaught Error: Class 'Symfony\Component\Console\Command\Command' not found in /home/app/htdocs/ninja/vendor/sly/notification-pusher/src/Sly/NotificationPusher/Console/Command/PushCommand.php:32 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/sly/notification-pusher/src/Sly/NotificationPusher/Console/Command/PushCommand.php on line 32