A. The route for the app is mapped to both the new version and the old version of the corporate site. To resolve this issue, you need to unmap the route to the old app.

B. This is because the old backing services are bound to the new app. They need to be removed and the new backing services need to be bound in there place.

C. There are some lingering containers that still have the old site. You need to restage the app to ensure the containers are built using the new version of the application.

D. You need to delete both the old and new apps. Then push the new version of the app making sure you use the correct route.