Unfortunately, this has escaped regression and reared its ugly head again in Eoan:
$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 19.10 Release: 19.10 Codename: eoan $ gdbus call --session --dest org.freedesktop.ScreenSaver --object-path /org/freedesktop/ScreenSaver --method org.freedesktop.ScreenSaver.GetActive Error: GDBus.Error:org.freedesktop.DBus.Error.NotSupported: This method is not implemented The same method invocation works with Gnome instead of freedesktop: $ gdbus call --session --dest org.gnome.ScreenSaver --object-path /org/gnome/ScreenSaver --method org.gnome.ScreenSaver.GetActive (false,) According to d-feet "GetActive" exists in both interfaces of the corresponding object path with the same signature. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1584161 Title: Freedesktop Screensaver API is not implemented To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-settings-daemon/+bug/1584161/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs