- Clean up your project using Clean, Clean folders, Delete derived data.
- Delete all schemes from 'manage schemes'. Recreate them, and build using any of them that contains a version of iPhone simulator (the one that worked earlier).
If that doesn't work, try this:
- Clean up your project using Clean, Clean folders, Delete derived data.
- Using your favourite editor, try clearing all the profile strings from your project.pbxproj file (the one that you see when you open your xcode project using 'Show Package Contents' command).
See below image - you must delete all lines containing 'Provisioning Profile' till the ; character.
- Then restart xcode. Select the profile using automatic profile selector and build using an iphone simulator scheme.
