How do I codesign a Swift app via the commandline?

Question

I am attempting to run an enterprise signed build of my Swift app on a real phone running iOS 7.1.

If I create the enterprise signed app via the Xcode interface, the

Answer 1

The solution is not obvious but easy. Apple changed something in the code signing process for Swift:

• Delete your distribution certificate and provisioning profile from your developer machine
• Log into the developer portal
• generate a new production certificate and distribution provisioning profil
• Install both on your mac

The error should be gone.