5 Replies Latest reply: Mar 9, 2013 10:02 AM by Mark Volkmann
techteach1 Level 1 Level 1 (0 points)

I have been working on a keynote presentation and have saved it numerous times and never had a problem opening it and adding info. However today I went to open it and the message box says: "Unable to open "vacation" because it isn't a valid keynote document. I need help to trouble shoot