Rewrite iOS app from scratch “Could not change executable permissions on the application.”

Question

I have an app on the store for which I want to start rewriting the entire application \"from scratch\". When I try to build and execute the new app on my device (iPhone 4) w

Answer 1

watch this video, you must uninstall the app from your test device first
http://www.youtube.com/watch?v=Q-zrXdSEvJc