"An Outlook Address Book entry cannot be used as an e-mail address in a contact."

Um, yeah. It’s almost impossible to figure out what this means. I was trying to move an email address in an existing contact in Outlook 2010 from the E-mail slot to the E-mail 2 slot  and this gem popped up when I tried to paste it. Turning to Bing, nothing of any use.Google, much the…