Need assistance with pre-headers. When I clone an email and try to hide the pre-header, it shows up anyway. When I make the preheader visible and fill it with info, it still shows a part of the old pre-header even though it's been deleted in settings. When I go into the code to delete it there, I get the error below in a section unrelated to the pre-header. <div class="mktEditable center mktEditable center" id="footer" style="" mktoname="footer"> You cannot use two mkto definitions in a single class After I save, it reverts the entire body of the email back to the original cloned email and I can no longer edit!! What am I doing wrong?  ... View more