I see this on Ubuntu 18.04 as well, but I have a gnome-based gui that works. Here's my log snippet:
May 26 12:23:47 cerberus org.gnome.ScreenSaver[2217]: Unable to init server: Could not connect: Connection refused
May 26 12:23:47 cerberus gnome-screensav[2263]: Cannot open display:
May 26 12:23:47 cerberus dbus-daemon[2217]: [session uid=130 pid=2217] Activated service 'org.gnome.ScreenSaver' failed: Process org.gnome.ScreenSaver exited with status 1
May 26 12:23:47 cerberus gnome-session[2223]: gnome-session-binary[2223]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSav
May 26 12:23:47 cerberus gnome-session-binary[2223]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSaver: GDBus.Error:org.f
I see this on Ubuntu 18.04 as well, but I have a gnome-based gui that works. Here's my log snippet:
May 26 12:23:47 cerberus org.gnome. ScreenSaver[ 2217]: Unable to init server: Could not connect: Connection refused [2263]: Cannot open display: ScreenSaver' failed: Process org.gnome. ScreenSaver exited with status 1 2223]: gnome-session- binary[ 2223]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome.ScreenSav binary[ 2223]: CRITICAL: Unable to create a DBus proxy for GnomeScreensaver: Error calling StartServiceByName for org.gnome. ScreenSaver: GDBus.Error:org.f
May 26 12:23:47 cerberus gnome-screensav
May 26 12:23:47 cerberus dbus-daemon[2217]: [session uid=130 pid=2217] Activated service 'org.gnome.
May 26 12:23:47 cerberus gnome-session[
May 26 12:23:47 cerberus gnome-session-