I had the same icon-does-not-appear-in-systray problem with the nextcloud desktop client on Ubuntu 20.04 (which upgraded from 18.04, which upgraded from 16.04 ... all the way to 10.04). The solution was comment #21, adding dbus-launch to the exec command.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1754458 Title: nm-applet symbol not displayed on mate (18.04) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/indicator-application/+bug/1754458/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs