I've found that most of my old Pagemaker 7.0 files can be easily converted/opened with InDesign CS 3.0.1 (Pagemaker edition) for Windows XP.
But there are a couple of files that will open, but then cannot be edited. I can add new text/images to them, but the text/images created by Pagemaker cannot be edited or deleted or even selected.
The only clues I've got are these error messages and warnings while it opens:
"This doent includes one more more broken links to external image files...."
"Tracking values were modified."
"No fill patterns are supported at this time."
"Some of the ...