Could you switch to a vt after getting the issue and do 'journalctl -b 0 > journal' and add the journal file to the bug?
-- 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/1849886 Title: lightdm does not work on eoan on raspberry pi 4 Status in lightdm package in Ubuntu: Incomplete Bug description: if you follow the directions on https://wiki.ubuntu.com/ARM/RaspberryPi sudo apt-get install xubuntu-desktop about 20% thru the installation it will ask which window manager you want (using dpkg-reconfigure). if you select lightdm, you will only get a blank greeter screen after you reboot. using sudo dpkg-reconfigure gdm3 resets this to gdm3 and after a reboot, everything is fine. this was done on a clean armhf eoan install on a 4gb raspberry pi 4B. I have done the install several times. This bug is repeatable. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1849886/+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