Distributing for App Store using beta versions of Xcode

Question

When I try to distribute an app I get this error:

Xcode attempted to locate or generate matching signing assets and failed to do so because of the f

Answer 1

Obviously I think you can, starting now ;)

I just received the mail from :

To prepare your apps for the App Store, download and build with the iOS 8 and Xcode 6 GM seeds from the iOS Dev Center. With these latest seeds, Swift is now final and you can submit your iOS apps written with Swift to the App Store.