It's not only just print; clicking on a PDF file and loading it in Konqueror via its KPart gives this exact error too... This didn't happen until upgrading to 3.5.5 on edgy. So KPDF crashes, and the view changes to (View>View Mode>) KGhostView which is absolutely inconvenient. -- Print broken in kpdf https://launchpad.net/bugs/62816