Desktop session without monitor at boot on Precise (12.04) [on hold]












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I have a computer running Ubuntu 12.04.3 LTS (precise) that is inside a machine which may or may not have a monitor attached at boot.




  • If the monitor is present during boot, then it displays my autologin user's desktop session.

  • If the monitor is not present during boot, then plugging it in will show an image of horizontal dots (which I believe is just a background).


monitor with default background



In both cases, my autologin user's session begins and I can access it over VNC (vino-server). But in the latter case, I can only use VNC to access the session.



When the monitor is always present, the o/s Display settings page shows "normal" values (lower half), but if it is plugged in later, the Display settings page values remain blank (upper half) despite the fact there is output:



o/s display settings



Is there a way to ensure the desktop session appears on VGA, even if a
monitor is attached later? I've found several answers related to no video at all, but none address what I see here.




Yes I have sudo access, but no this machine is an island. No apt, no upgrades.











share|improve this question













put on hold as off-topic by Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho 6 hours ago


This question appears to be off-topic. The users who voted to close gave this specific reason:


  • "This question is specific to an end of life Ubuntu release. These are no longer supported and are therefore off-topic here. To upgrade, see: How to install software or upgrade from old unsupported release?" – Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho

If this question can be reworded to fit the rules in the help center, please edit the question.





















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    I have a computer running Ubuntu 12.04.3 LTS (precise) that is inside a machine which may or may not have a monitor attached at boot.




    • If the monitor is present during boot, then it displays my autologin user's desktop session.

    • If the monitor is not present during boot, then plugging it in will show an image of horizontal dots (which I believe is just a background).


    monitor with default background



    In both cases, my autologin user's session begins and I can access it over VNC (vino-server). But in the latter case, I can only use VNC to access the session.



    When the monitor is always present, the o/s Display settings page shows "normal" values (lower half), but if it is plugged in later, the Display settings page values remain blank (upper half) despite the fact there is output:



    o/s display settings



    Is there a way to ensure the desktop session appears on VGA, even if a
    monitor is attached later? I've found several answers related to no video at all, but none address what I see here.




    Yes I have sudo access, but no this machine is an island. No apt, no upgrades.











    share|improve this question













    put on hold as off-topic by Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho 6 hours ago


    This question appears to be off-topic. The users who voted to close gave this specific reason:


    • "This question is specific to an end of life Ubuntu release. These are no longer supported and are therefore off-topic here. To upgrade, see: How to install software or upgrade from old unsupported release?" – Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho

    If this question can be reworded to fit the rules in the help center, please edit the question.



















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      I have a computer running Ubuntu 12.04.3 LTS (precise) that is inside a machine which may or may not have a monitor attached at boot.




      • If the monitor is present during boot, then it displays my autologin user's desktop session.

      • If the monitor is not present during boot, then plugging it in will show an image of horizontal dots (which I believe is just a background).


      monitor with default background



      In both cases, my autologin user's session begins and I can access it over VNC (vino-server). But in the latter case, I can only use VNC to access the session.



      When the monitor is always present, the o/s Display settings page shows "normal" values (lower half), but if it is plugged in later, the Display settings page values remain blank (upper half) despite the fact there is output:



      o/s display settings



      Is there a way to ensure the desktop session appears on VGA, even if a
      monitor is attached later? I've found several answers related to no video at all, but none address what I see here.




      Yes I have sudo access, but no this machine is an island. No apt, no upgrades.











      share|improve this question














      I have a computer running Ubuntu 12.04.3 LTS (precise) that is inside a machine which may or may not have a monitor attached at boot.




      • If the monitor is present during boot, then it displays my autologin user's desktop session.

      • If the monitor is not present during boot, then plugging it in will show an image of horizontal dots (which I believe is just a background).


      monitor with default background



      In both cases, my autologin user's session begins and I can access it over VNC (vino-server). But in the latter case, I can only use VNC to access the session.



      When the monitor is always present, the o/s Display settings page shows "normal" values (lower half), but if it is plugged in later, the Display settings page values remain blank (upper half) despite the fact there is output:



      o/s display settings



      Is there a way to ensure the desktop session appears on VGA, even if a
      monitor is attached later? I've found several answers related to no video at all, but none address what I see here.




      Yes I have sudo access, but no this machine is an island. No apt, no upgrades.








      12.04 xorg monitor






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      share|improve this question











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      share|improve this question










      asked 11 hours ago









      patricktokeeffepatricktokeeffe

      1114




      1114




      put on hold as off-topic by Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho 6 hours ago


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "This question is specific to an end of life Ubuntu release. These are no longer supported and are therefore off-topic here. To upgrade, see: How to install software or upgrade from old unsupported release?" – Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho

      If this question can be reworded to fit the rules in the help center, please edit the question.







      put on hold as off-topic by Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho 6 hours ago


      This question appears to be off-topic. The users who voted to close gave this specific reason:


      • "This question is specific to an end of life Ubuntu release. These are no longer supported and are therefore off-topic here. To upgrade, see: How to install software or upgrade from old unsupported release?" – Kulfy, mikewhatever, Pilot6, N0rbert, Eric Carvalho

      If this question can be reworded to fit the rules in the help center, please edit the question.






















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