Sebastien, thanks for the quick response. I found an existing upstream bug (https://bugzilla.gnome.org/show_bug.cgi?id=788097) which, while lacking detail, seemed to match. I linked it to this issue.
** Bug watch added: GNOME Bug Tracker #788097 https://bugzilla.gnome.org/show_bug.cgi?id=788097 ** Also affects: gnome-control-center via https://bugzilla.gnome.org/show_bug.cgi?id=788097 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1733322 Title: Unable to enable file or screen sharing with unmanaged network connection To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-control-center/+bug/1733322/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
