I have seen the same effect, but my real printers are remain there, the PDF printer is gone. I have to reinstall with "sudo apt-get install cups-pdf"
It happened on three separates computers. They all lost PDF CUPS printer after upgrade. -- after upgrade from 8.04 to 8.10 all printers that were configured disappeared https://bugs.launchpad.net/bugs/291514 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
