Public bug reported: That error is logged:
gnome-session[895]: gnome-session-binary[895]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSaver: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.gnome.ScreenSaver exited with status 1 oem@ubuntu:~$ localectl System Locale: LANG=en_US.UTF-8 VC Keymap: n/a X11 Layout: fr X11 Model: pc105 X11 Variant: oss So, with googling help, i've edited /etc/locale-gen (as user) and uncommented the line: fr_FR.UTF-8 and then ran 'sudo locale-gen' and finally rebooted. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: gnome-session 3.26.1-0ubuntu7 ProcVersionSignature: Ubuntu 4.13.0-18.21-generic 4.13.13 Uname: Linux 4.13.0-18-generic x86_64 ApportVersion: 2.20.8-0ubuntu2 Architecture: amd64 CurrentDesktop: GNOME Date: Sun Dec 3 17:17:45 2017 EcryptfsInUse: Yes ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: gnome-session UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: gnome-session (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-session in Ubuntu. https://bugs.launchpad.net/bugs/1736011 Title: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSaver: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.gnome.ScreenSaver exited with status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-session/+bug/1736011/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs