I had updates & hadn't rebooted, so re-tried after boot to same results.
>From `dmesg` this appears (& first line before I felt relevant) .. [ 120.600748] Bluetooth: BNEP socket layer initialized [ 657.950241] show_signal_msg: 19 callbacks suppressed [ 657.950246] qpdfview[2063]: segfault at a9adb946 ip a9ae2956 sp bfb2d8b0 error 7 in libpoppler.so.79.0.0[a9a30000+136000] [ 657.950256] Code: ec 0c 8b 06 56 ff 50 48 83 c4 0c ff b4 24 a0 00 00 00 50 56 e8 cb 18 01 00 83 c4 10 89 c6 8b 44 24 04 85 c0 0f 84 77 fd ff ff <83> 60 10 fd e9 6e fd ff ff 90 8b 7c 24 10 b8 76 ec ff ff 8b 6c 24 from `journalctl` Dec 10 11:40:43 dx6120lu kernel: show_signal_msg: 19 callbacks suppressed Dec 10 11:40:43 dx6120lu kernel: qpdfview[2063]: segfault at a9adb946 ip a9ae2956 sp bfb2d8b0 error 7 in libpoppler.so.79.0.0 Dec 10 11:40:43 dx6120lu kernel: Code: ec 0c 8b 06 56 ff 50 48 83 c4 0c ff b4 24 a0 00 00 00 50 56 e8 cb 18 01 00 83 c4 10 89 guiverc@dx6120lu:/de2900$ strace qpdfview Firearms-Act-1996-v.64.pdf 2>>~/qpdfview_firearms.pdf.txt Segmentation fault (core dumped) // strace output attached ** Attachment added: "strace qpdfview Firearms-Act-1996-v.64.pdf 2>>~/qpdfview_firearms.pdf.txt" https://bugs.launchpad.net/ubuntu/+source/qpdfview/+bug/1807621/+attachment/5220749/+files/qpdfview_firearms.pdf.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1807621 Title: missing icon theme and segmentation fault trying to open qpdfview To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/qpdfview/+bug/1807621/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs