Fatal error: Uncaught Error: Interface "Sylius\Bundle\ResourceBundle\Controller\FlashHelperInterface" not found in /home/flighto/e-commerce/vendor/sylius/resource-bundle/src/Bundle/Controller/FlashHelper.php:25 Stack trace: #0 {main} thrown in /home/flighto/e-commerce/vendor/sylius/resource-bundle/src/Bundle/Controller/FlashHelper.php on line 25