No valid iPhone code signing keys found in keychain

Question

So I downloaded to my Mac Pro the XCode 5 and Xamarin and created Single View Hello World application and excited to launch it through the simulator I run it and?

I

Answer 1

I am on MacOSX and I have encountered this issue on Xamarin Studio when debugging using Debug|iPhoneSimulation.

The error will just keep on repeating. What has worked for me was this link Answered by KMullins

This is due to an expired profile that was renewed.