the issue seems a side effect of cups-filters needing a rebuild with the new qpdf, could you test if installing https://launchpad.net/ubuntu/+source/cups-filters/1.17.7-0ubuntu1 fixes your issue?
the issue seems a side effect of cups-filters needing a rebuild with the new qpdf, could you test if installing https:/ /launchpad. net/ubuntu/ +source/ cups-filters/ 1.17.7- 0ubuntu1 fixes your issue?