Xcode 4 code sense is not working

Question

I am running a \"old\" Xcode 3 project in Xcode 4 and code sense is not working for my own classes. I have tried following:

• Clean/rebuild
• Remove Der

Answer 1

Try this:

Open Organizer then Project Tab.

Clear the "Derived Data". Xcode should re-index your project then and code sense should work. At least worked for me.