I seem to be getting both IPv4 & IPv6 with same hostname, so then printer does not connect. I turned off IPv6 and now it works, but have to release it every time.
sudo nano /etc/cups/cups-browsed.conf Changed to use only IPv4 # IPBasedDeviceURIs IPv4 IPBasedDeviceURIs IPv4 fred@fred-Z170N-focal:~$ apt show cups Package: cups Version: 2.3.1-9ubuntu1 Priority: optional https://github.com/OpenPrinting/cups-filters/issues/22 https://github.com/lathiat/avahi/issues/125 ** Bug watch added: github.com/OpenPrinting/cups-filters/issues #22 https://github.com/OpenPrinting/cups-filters/issues/22 ** Bug watch added: github.com/lathiat/avahi/issues #125 https://github.com/lathiat/avahi/issues/125 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1826159 Title: gsd-print-notifications assert failure: free(): invalid pointer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/1826159/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs