Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand" not found in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/contao/installation-bundle/src/Command/UnlockCommand.php:23 Stack trace: #0 {main} thrown in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/contao/installation-bundle/src/Command/UnlockCommand.php on line 23