Why does my WatchKit extension cause a “Waiting to attach” message on an actual Apple Watch but not in a simulator?

Question

I have a published iOS app and am trying to add a WatchKit extension for it.

For now, all I have is a watch interface.storyboard with a si

Answer 1

I discovered that my WatchKit Bundle Names in my info.plist were not consistent. Ensure that the prefixes are exactly correct.