Code Sign error: The identity 'iPhone Developer' doesn't match any valid certificate/private key pair in the default keychain
iphone
Solution
This happens if you forgot to change your build settings to `Simulator`. Unless you want to build to a device, in which case you should see the other answers.
Problem
How do you fix this XCode error : Code Sign error: The identity 'iPhone Developer' doesn't match any valid certificate/private key pair in the default keychain