I have the very same error, on 18.04.1 and HPLIP-3.18.6 This issue creates problems with every Ubuntu update specifically with python. I would appreciate a solution.
lololapile -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1714659 Title: HPLIP is not compatible with modern GNOME (No system tray detected on this system. Unable to start, exiting.) To manage notifications about this bug go to: https://bugs.launchpad.net/hplip/+bug/1714659/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs