Get an error System.ArgumentNullException was unhandled, Value Cannot be null. Parameter name: activationContext

Question

I\'m getting the following exception when I try to run up my Winforms app and haven\'t been able to find a solution to it:

System.ArgumentNullException was u         


        

Answer 1

Try Build -> Clean Solution instead. I don't know why this isn't done automatically during a Build, but its no good complaining