Marcin, thank you. The update is OK. I forgot that in the SRU I did not update the upstream source from 5,2,8pre1 to 5.2.8. The PPD updating works now as the output of the update process says
Updating PPD files for gutenprint ... PPD for printer Epson-Stylus-DX4050 updated Fix is verified. ** Tags removed: verification-needed ** Tags added: verification-done -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/932882 Title: Update of a printer driver package does not update the PPD files of the existing queues for this driver To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/932882/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs