"Thank you Leslie. Yes, I discovered last night that is exactly the issue.   thanks again, Don  "

"I dont seem to be able to add it as an attachment, at 300mb it might be too big. If you give me your email, I'll send it to via Box. than..."

"Yes, have done the "Save As", a couple of times, neither worked. The file size remained exactly the same."

"Emily, Thank you. This option does work, however I was trying to avoid it as the media doesn't copy  to be re-inserted on every slide. I..."

"Thank you, I update to version 4 and that fixed the problem!"