If this is the case, you may try to add the following lines in the /etc/lightdm/nf file under section. The lightdm service may start before the Kernel loads the graphics drivers. If you have an advanced system that boots in superfast mode, then lightdm and graphics drivers may run into race conditions.And the Xorg log file /var/log/lightdm/x-0.org. The lightdm log file: /var/log/lightdm/lightdm.log. Verify the lightdm log file and Xorg log file in the following path for any errors or warnings.You will find the possible cause of this problem. In the end, check the log of debug mode command carefully.It is always recommended to check whether you have the lightdm service enabled via systemd.So reinstalling lightdm-gtk-greeter-settings can help as well.
You can reinstall Arch Linux just by using pacman -S xorg. Hence, lightdm is not able to communicate with Xorg. Xorg server is corrupted or not installed.If the above steps do not work, you might also want to review the following troubleshooting options. If all goes well, this error should disappear, and you should get your login screen back. Then enable the systemd service for lightdm, just in case.
Ubuntu kernel update startx not working install#
You can use your distribution’s package manager to install the greeter.įor this guide, I am using Arch Linux hence I ran the following to re-install the lightdm-gtk-greeter – pacman -S lightdm-gtk-greeter So, the obvious corrective step is reinstalling the greeter and enabling the lightdm systemd service. Here I am outlining some of the fixes that may help you troubleshoot.
Ubuntu kernel update startx not working how to#
How to FixĪs it may have been caused by multiple failure points, the solution may differ. The display manager enables the login screen by communicating with the X11 server failing to do so, the system stalls at the prompt and sometimes with a black screen. More likely, it is caused by incorrect package updates or removing specific lightdm related packages or incorrect configurations of lightdm. It is likely caused by any action you may have taken before this error. This error comes from the lightdm package, a popular Linux system display manager. How to Fix – Failed to Start Light Display Manager Error Why this error? If you follow some steps, it’s easier to fix. It is uncomfortable because you are lost in a terminal and unsure of what to do. I know it’s not a good feeling when you expect something to come up on the screen and suddenly face this particular error. This post guides you on fixing the error – Failed to Start Light Display Manager Error in Linux systems.
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