The only fix I have for this is to disable G4 encoding for PDFs upstream until I can find a replacement for PDF::API2, which is no longer maintained.
** Package changed: libpdf-api2-perl (Ubuntu) => gscan2pdf (Ubuntu) -- gscan2pdf G4-Compression: chunked ccitt g4 tif not supported https://bugs.launchpad.net/bugs/482673 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
