I suspect this is a duplicate of LP: #1722920 since unity-greeter uses unity-settings-daemon.
https://launchpad.net/ubuntu/+source/gnome-settings- daemon/3.26.1-0ubuntu4 -- 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/1722988 Title: Crash, black screen with lightdm Status in lightdm package in Ubuntu: Confirmed Status in unity-settings-daemon package in Ubuntu: Confirmed Bug description: Got a crash when lightdm is selected, but apport warns about a non ubuntu package: unity-settings-daemon (15.04.1+17.10.20171003-0ubuntu1) artful; urgency=medium * XSettings: under unity use com.ubuntu.user-interface.desktop keys for scaling settings -- Marco Trevisan (Treviño) <m...@3v1n0.net> Tue, 03 Oct 2017 06:05:23 +0000 so i'm joining the crasfh file This happen now with each cold boot: get a black screen, does not even get a login screen (using lightdm), so startx is ran from a console to finally get the gnome-shell loaded. --- ApportVersion: 2.20.7-0ubuntu3 Architecture: amd64 CurrentDesktop: GNOME DistroRelease: Ubuntu 17.10 EcryptfsInUse: Yes Package: unity-settings-daemon 15.04.1+17.10.20171003-0ubuntu1 PackageArchitecture: amd64 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcVersionSignature: Ubuntu 4.13.0-15.16-generic 4.13.4 Tags: artful Uname: Linux 4.13.0-15-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1722988/+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