Thank you for your bug report. Is that a new issue? It looks a bit like bug #1605117 but that was fixed in the lightdm version you are using ... did you restart your system since that update?
** Changed in: lightdm (Ubuntu) Importance: Undecided => High ** Changed in: lightdm (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to lightdm in Ubuntu. https://bugs.launchpad.net/bugs/1612970 Title: after logout from xfce, lightdm greeter has no widgets except accesibility (ie no shutdown etc) Status in lightdm package in Ubuntu: Incomplete Bug description: upon a fresh boot or restart the lightdm greeter gtk theme shows network applet and shutdown/reboot button in the upper right corner. nevertheless, after a logout from an xfce session these widgets are missing from the greeter and therefore the machine cannot be shutdown. on some computers i can switch to console (ctrl-alt-f1) and press ctrl-alt-del for a reboot but on some the console also does not appear (ie it's completely black without a login prompt). my /etc/lightdm/lightdm.conf is [SeatDefaults] greeter-session=unity-greeter is it possible this is related to the pam_systemd.so module and/or systemd itself? ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: lightdm 1.18.2-0ubuntu2 ProcVersionSignature: Ubuntu 4.4.0-34.53-generic 4.4.15 Uname: Linux 4.4.0-34-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 CurrentDesktop: XFCE Date: Sat Aug 13 18:35:04 2016 InstallationDate: Installed on 2015-08-23 (356 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422) LightdmConfig: [SeatDefaults] greeter-session=unity-greeter LightdmDisplayLog: (II) Server terminated successfully (0). Closing log file. SourcePackage: lightdm UpgradeStatus: Upgraded to xenial on 2016-03-17 (149 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1612970/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp