Class Sas\Esd\Storefront\Controller\CheckoutControllerDecorator extends unknown class Shopware\Storefront\Controller\StorefrontController.

Parameter $decoratedController of method Sas\Esd\Storefront\Controller\CheckoutControllerDecorator::__construct() has invalid type Shopware\Storefront\Controller\CheckoutController.

Property Sas\Esd\Storefront\Controller\CheckoutControllerDecorator::$decoratedController has unknown class Shopware\Storefront\Controller\CheckoutController as its type.

Call to method cartPage() on an unknown class Shopware\Storefront\Controller\CheckoutController.

Call to method confirmPage() on an unknown class Shopware\Storefront\Controller\CheckoutController.

Call to method finishPage() on an unknown class Shopware\Storefront\Controller\CheckoutController.

Call to an undefined method Sas\Esd\Storefront\Controller\CheckoutControllerDecorator::addFlash().

Call to an undefined method Sas\Esd\Storefront\Controller\CheckoutControllerDecorator::forwardToRoute().

Call to method order() on an unknown class Shopware\Storefront\Controller\CheckoutController.

Call to method info() on an unknown class Shopware\Storefront\Controller\CheckoutController.