Added the line X-LightDM-DesktopName=GNOME to my /usr/share/xsessions/xmonad.desktop file, that looks now like this:
[Desktop Entry] Name=XMonad Comment=Lightweight tiling window manager Exec=xmonad-session Icon=xmonad.png Type=XSession X-LightDM-DesktopName=GNOME Now the panels work. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1353480 Title: Most settings panels suddenly missing from gnome-control-center To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1353480/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs