No matter how many times I login -- it gives this error at point of build. I've tried to uninstall and reinstall Xamarin several times -- same issue every time. PLEASE help. I've been with this situation for over a week now.
System.NullReferenceException: Object reference not set to an instance of an object. at Xamarin.Components.Ide.Activation.ActivationDialog.ErrorBody..ctor(Exception error) at Xamarin.Components.Ide.Activation.ActivationDialog.DisplayWorkflowStep(ActivationWorkflowStep step) at Xamarin.Components.Ide.Activation.ActivationDialog.<>c__DisplayClass13.b__12(Task t)