Printing to my Lexmark E342n laser printer worked fine until I recently. Now when I try to print a PDF file of sheet music I get an error message
*** Error: Tf refers to an unknown source name: f-0-0 Assuming it's a fo
followed by a page of incorrect print - the staves are present but the notes only print the tails, the key signature and clef are missing etc. In short, garbage.
I printed out a web page, with photos and text, to check. That worked fine apart from some streaks on the photos. Apparently it's just the music PDF.
I tried another SSD drive with a newly installed Ubuntu, but it's exactly the same.Hopefully it will work again when I install the next Ubuntu, on another drive.