I am using xCode 4.2 and trying to deploy my application. I am failing the validation with the following error message:
application executable is missing a
Adding armv6 was only partially the problem for me to resolve the same issue with Xcode 4.5. I also had to increase my deployment target from iOS 4.1 to iOS 5.0 to get it to work. Many hours of frustration for such a simply fix. Hope it helps.