Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand" not found in /home/u6668910/public_html/test/lab/vendor/symfony/swiftmailer-bundle/Command/NewEmailCommand.php:24 Stack trace: #0 {main} thrown in /home/u6668910/public_html/test/lab/vendor/symfony/swiftmailer-bundle/Command/NewEmailCommand.php on line 24