Storyboard uiviewcontroller, 'custom class' not showing in drop down

Question

I have a UIViewController I created in my apps storyboard, as well as a custom UIViewController subclass which I added to the project (and is correctly in the compile phase

Answer 1

Try to clean your project, and also restart your Mac. One peculiar thing that I did was change all the Custom Classes names and build the project again. It worked!