Fatal error: Uncaught Error: Interface "Symfony\Component\Messenger\Stamp\NonSendableStampInterface" not found in /var/www/html/dev.hallescherfc.de/vendor/symfony/messenger/Stamp/ReceivedStamp.php:26 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/symfony/messenger/Stamp/ReceivedStamp.php on line 26