On Feb 1, 2011, at 9:09 AM, Zane H. Healy wrote: > I suspect that Randy was asking what on earth is a "PP" file! :-) No, I knew that it was a PowerPoint file. What I was asking was 'word for word' what the error message said. And, actually, Paul didn't give me that. I've never had a PP file fail to open for me because of DRM. Though I've had other problems with PP files, mostly caused by the type of embedded movie or graphics in the file. ___________________________________________ Randy B. Singer Co-author of The Macintosh Bible (4th, 5th, and 6th editions) Macintosh OS X Routine Maintenance http://www.macattorney.com/ts.html ___________________________________________