Code:
 private void okButton_Click(object sender, EventArgs e)
        {
            HelloForm aHelloForm = new HelloForm();
            aHelloForm.Show();

        }
As part of my intro to C# class I'm working on multiform project. However, while trying to use the general form of the show method above, I'm getting the error Error 2 The type or namespace name 'HelloForm' could not be found (are you missing...