Yes. It works, though I had to comment out a string which contained national characters like this, otherwise the was left in tmp folder and not attached.
fname = "tmp/" /*& USetStr(1818) & " " */ & IPr.SerNr & ".pdf";
So the mystandard have gotten a face lift.
So when the backup is triggered, thats the time when a "snapshot" is taken from the system and written down to the backup (.TXT file)...