About this tag
LightDM is a display manager commonly used in Linux distributions like Ubuntu. Forum discussions show LightDM appearing in system logs during troubleshooting, such as when Ubuntu crashes after startup or when a browser freezes. Users may encounter LightDM-related errors in journalctl output, including PAM module issues or daemon control file problems. While LightDM itself is not a Windows topic, these posts reflect real-world troubleshooting scenarios where LightDM logs help diagnose system instability. The tag covers LightDM error messages, restarting the display manager from a terminal, and interpreting LightDM-related crash reports in Linux environments.
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    Linux Ubuntu cuts out not long after startup -SOLVED

    Hi, There was a little updating done a few days ago, a couple of hundred megs, however since then the computer has cut out three times. Does these mean anything? I don't use bluez so will disable that but not sure what these logs are saying? Windows 10 crashed the other day so might not be just...
    • anotherwindowsuser
    • Thread
    • crash diagnostics disabling services error codes error message hardware issues kernel lightdm logs pam pulseaudio software issues startup system performance system update tech support troubleshooting ubuntu
    • Replies: 3
    • Forum: Linux Forums
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    How do I restart Marco or Firefox from the ctrl+F2 screen please?

    Dear All, I am using the latest Ubuntu 64 20.04. After several hours of playing video the firefox broswer crashes, the screen freezes, however I can still hear sound. I cant close it via alt+F2 however I can switch to the terminal screen on ctrl+alt+F2, what I want to test is either restarting...