I have an Xamarin iOS project that is already built and available in the AppStore.
Recently I needed to make some changes to the project, but from some reason it stopped working. The NavigationController of some of the controllers is Null and when trying to navigate, using custom segue, I'm getting exceptions.
In the following code NavigationController is null:
I'm using a storyboard, as can be seen in the attached image.
What can cause this change and how can I fix it?