This is the output of lightdm --test-mode --debug: matthijs@Simba:~$ lightdm --test-mode --debug ** (lightdm:5521): DEBUG: Logging to /home/matthijs/.cache/lightdm/log/lightdm.log ** (lightdm:5521): DEBUG: Starting Light Display Manager 0.9.7, UID=1000 PID=5521 ** (lightdm:5521): DEBUG: Loaded configuration from /etc/lightdm/lightdm.conf ** (lightdm:5521): DEBUG: Using D-Bus name org.freedesktop.DisplayManager ** (lightdm:5521): DEBUG: Running in user mode ** (lightdm:5521): DEBUG: Using Xephyr for X servers ** (lightdm:5521): DEBUG: Registered seat module xlocal ** (lightdm:5521): DEBUG: Registered seat module xremote ** (lightdm:5521): DEBUG: Adding default seat ** (lightdm:5521): DEBUG: Starting seat ** (lightdm:5521): DEBUG: Starting new display for greeter ** (lightdm:5521): DEBUG: Starting local X display ** (lightdm:5521): DEBUG: Logging to /home/matthijs/.cache/lightdm/log/:1.log ** (lightdm:5521): DEBUG: Writing X server authority to /home/matthijs/.cache/lightdm/run/root/:1 ** (lightdm:5521): DEBUG: Launching X Server ** (lightdm:5521): DEBUG: Launching process 5525: DISPLAY=:0 XAUTHORITY=/home/matthijs/.Xauthority /usr/bin/Xephyr :1 -auth /home/matthijs/.cache/lightdm/run/root/:1 -nolisten tcp ** (lightdm:5521): DEBUG: Waiting for ready signal from X server :1 ** (lightdm:5521): DEBUG: Acquired bus name ** (lightdm:5521): DEBUG: Registering seat with bus path /org/freedesktop/DisplayManager/Seat0 ** (lightdm:5521): DEBUG: Got signal 10 from process 5525 ** (lightdm:5521): DEBUG: Got signal from X server :1 ** (lightdm:5521): DEBUG: Connecting to XServer :1 ** (lightdm:5521): DEBUG: Starting greeter session ** (lightdm:5521): DEBUG: pam_start("lightdm", "matthijs") -> (0x20ed930, 0) ** (lightdm:5521): DEBUG: Starting session lightdm-gtk-greeter as user matthijs logging to /home/matthijs/.cache/lightdm/log/:1-greeter.log ** (lightdm:5521): DEBUG: Launching session ** (lightdm:5521): DEBUG: PAM returns environment '' ** (lightdm:5521): DEBUG: Adding session authority to /home/matthijs/.Xauthority (written in session process) ** (lightdm:5521): DEBUG: Launching process 5527: LIGHTDM_FROM_SERVER_FD=16 DISPLAY=:1 HOME=/home/matthijs XDG_SESSION_COOKIE=ed87da5adc4c91b5ec47fcd60228ac83-1317064036.211475-1584743962 GDMSESSION=lightdm-gtk-greeter DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-PH8ngJ2MiL,guid=d399fa3ba164838dd0471e5c00000037 LIGHTDM_TO_SERVER_FD=19 LDM_BUS=SESSION USERNAME=matthijs XAUTHORITY=/home/matthijs/.Xauthority DESKTOP_SESSION=lightdm-gtk-greeter USER=matthijs PATH=/usr/lib/lightdm/lightdm:/usr/local/bin:/usr/bin:/bin SHELL=/bin/bash /usr/lib/lightdm/lightdm-greeter-session 'lightdm-gtk-greeter' ** (lightdm:5521): DEBUG: Process 5527 exited with return value 0 ** (lightdm:5521): DEBUG: Greeter quit ** (lightdm:5521): DEBUG: Stopping display ** (lightdm:5521): DEBUG: Sending signal 15 to process 5525 ** (lightdm:5521): DEBUG: Removing session authority from /home/matthijs/.Xauthority ** (lightdm:5521): DEBUG: Process 5525 exited with return value 0 ** (lightdm:5521): DEBUG: X server stopped ** (lightdm:5521): DEBUG: Removing X server authority /home/matthijs/.cache/lightdm/run/root/:1 ** (lightdm:5521): DEBUG: Display server stopped ** (lightdm:5521): DEBUG: Display stopped ** (lightdm:5521): DEBUG: Stopping X local seat, failed to start a display ** (lightdm:5521): DEBUG: Stopping seat ** (lightdm:5521): DEBUG: Seat stopped ** (lightdm:5521): DEBUG: Stopping lightdm, required seat has stopped ** (lightdm:5521): DEBUG: Stopping display manager ** (lightdm:5521): DEBUG: Display manager stopped ** (lightdm:5521): DEBUG: Stopping Light Display Manager
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/860003 Title: running LightDM in test mode doesn't work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/860003/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs