



Once it happens I cannot save the files and if I have worked on the document for an extensive amount of time I loose all the modifications and changes and have to repeat all the work done starting again from the original file - very frustrating and a big loss of time I used to think it was one of the images or text boxes was outside the printable boundaries - but it happens even when I make sure everything is with the page and printing boundaries This has been plaguing me for years with Adobe Acrobat Pro DC - Every once in a while I get this message - "The document could not be saved.
