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Forum Update on Monday, May 27th 2025

canot find -lgl

Scheduled Pinned Locked Moved Unsolved Installation and Deployment
qt 5.4lglubuntuamdati
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  • M Offline
    M Offline
    mmkstarr
    wrote on 11 Feb 2016, 04:58 last edited by mmkstarr 2 Nov 2016, 05:02
    #1

    Re: Cannot find -lGL

    https://www.opengl.org/wiki/Getting_Started

    http://www.cyberciti.biz/faq/linux-tell-which-graphics-vga-card-installed/

    http://support.amd.com/en-us/kb-articles/Pages/AMD-Radeon-HD-4000,-HD-3000,-and-HD-2000-Series-LINUX-support.aspx

    AMD no longer supports Ubuntu drivers for my old graphics card. I would've thought this sort of thing would be open source. I have Ubuntu. Right, yeah, so... am I just boned? Wouldn't Qt installation include dependencies? Why doesn't it? Seems really dumb imo.

    When I search for OpenGL in Ubuntu software center, the hits are totally irrelevant--first hit is some minesweeper game.

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    • J Offline
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      jsulm
      Lifetime Qt Champion
      wrote on 11 Feb 2016, 07:36 last edited by
      #2

      Did you install libgl1-mesa-dev?
      Qt cannot include all possible dependencies for all existing Linux distributions and different versions. And it is not common on Linux to include everything.

      https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • M Offline
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        mmkstarr
        wrote on 13 Feb 2016, 02:50 last edited by mmkstarr
        #3

        So I sudo apt-get installed libgl1-mesa-dev. Then I rebooted. Now the computer doesn't start up anymore. Or, the power does come on, but I can't get to the Ubuntu home screen. BIOS is still accessible. The monitor acts as if there is no input.

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        • J Offline
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          jsulm
          Lifetime Qt Champion
          wrote on 16 Feb 2016, 10:58 last edited by
          #4

          Try to start your computer and then press Strg-Alt-F1. You then should see the text console (you can go back to graphic mode via Alt-F7). Does the text-console work?

          https://forum.qt.io/topic/113070/qt-code-of-conduct

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          11 Feb 2016, 07:36

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