Xcode 4 and nested projects — header files not found

Question

I\'m having a myriad of problems with Xcode 4 and nested projects that worked just well under Xcode 3.2. Here\'s a very basic one I cannot solve:

I\'m building a coc

Answer 1

I was having this issue with a nested project that built a static library. I found this doc on apples site that completely saved my life.

http://developer.apple.com/library/ios/#DOCUMENTATION/Xcode/Conceptual/ios_development_workflow/AA-Developing_a_Static_Library_and_Incorporating_It_in_Your_Application/archiving_an_application_that_uses_a_static_library.html

I'm so glad I didn't have to muck around with the derived data paths.