iOS5 Storyboard error: Storyboards are unavailable on iOS 4.3 and prior

Question

I\'ve built a small app using storyboards and it ran great. Just before final testing I decided to try it out to see if it runs on iOS 4.3. I clicked on the gray 5.0 in the

Answer 1

The solution that worked for me was just to delete the ~/Library/Developer/Xcode/DerivedData directory for my project.