When trying to save a Publisher file as a PDF or XPS, if you see error Publisher cannot save the file, then here's the way to fix the issue.

If you don't have Publisher, Microsoft's desktop publishing program, and a business associate sends you a Microsoft Publisher file, you have several options for opening it: convert it into a PDF ...

Free Web service Zamzar can turn Publisher files into Word documents, PDFs, HTML pages, and loads of other formats.