Hello, Okular is not able to open some PDF using the version 1.7 You can download such PDF here (https://www.formulaires.modernisation.gouv.fr/gf/showFormulaireSignaletiqueConsulter.do?numCerfa=13754). Just click on "Formulaire 13754*02" in the frame on the right. The following message will appear To view the full contents of this document, you need a later version of the PDF viewer. You can upgrade to the latest version of Adobe Reader from www.adobe.com/products/acrobat/readstep2.html For further support, go to www.adobe.com/support/products/acrreader.html Reproducible: Always
Such a subject is too broad for a bug. And it's not what you need anyway. *** This bug has been marked as a duplicate of bug 263631 ***