18.04 with AMD graphics card: black screen on boot, cursor in recovery mode












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Since a few days ago my computer is giving me a black screen when I boot it up. At first, I could still start it in recovery mode. All info I could find to fix it points to the graphics driver (in my case for AMD Radeon RX 480).



I tried to reinstall the amdgpu driver, but somehow it seems not to become active when checking: lsmod | grep -e amdgpu gives no output. Also lshw -c video shows no active driver. I tried with oibaf drivers, but with no effect.
Then I tried setting 'quiet splash nomodeset' in sudo gedit /etc/default/grub. However, after that I can't login in recovery mode anymore either; I now get a quick flashing screen of my desktop background for a few seconds and then a black screen with a cursor. I can still open tty2 with Ctrl+Alt+F2.



Could someone point me in the right direction? I've searched for info, but am a bit lost now.










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    Since a few days ago my computer is giving me a black screen when I boot it up. At first, I could still start it in recovery mode. All info I could find to fix it points to the graphics driver (in my case for AMD Radeon RX 480).



    I tried to reinstall the amdgpu driver, but somehow it seems not to become active when checking: lsmod | grep -e amdgpu gives no output. Also lshw -c video shows no active driver. I tried with oibaf drivers, but with no effect.
    Then I tried setting 'quiet splash nomodeset' in sudo gedit /etc/default/grub. However, after that I can't login in recovery mode anymore either; I now get a quick flashing screen of my desktop background for a few seconds and then a black screen with a cursor. I can still open tty2 with Ctrl+Alt+F2.



    Could someone point me in the right direction? I've searched for info, but am a bit lost now.










    share|improve this question







    New contributor




    Joao Gatao is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























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      Since a few days ago my computer is giving me a black screen when I boot it up. At first, I could still start it in recovery mode. All info I could find to fix it points to the graphics driver (in my case for AMD Radeon RX 480).



      I tried to reinstall the amdgpu driver, but somehow it seems not to become active when checking: lsmod | grep -e amdgpu gives no output. Also lshw -c video shows no active driver. I tried with oibaf drivers, but with no effect.
      Then I tried setting 'quiet splash nomodeset' in sudo gedit /etc/default/grub. However, after that I can't login in recovery mode anymore either; I now get a quick flashing screen of my desktop background for a few seconds and then a black screen with a cursor. I can still open tty2 with Ctrl+Alt+F2.



      Could someone point me in the right direction? I've searched for info, but am a bit lost now.










      share|improve this question







      New contributor




      Joao Gatao is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      Since a few days ago my computer is giving me a black screen when I boot it up. At first, I could still start it in recovery mode. All info I could find to fix it points to the graphics driver (in my case for AMD Radeon RX 480).



      I tried to reinstall the amdgpu driver, but somehow it seems not to become active when checking: lsmod | grep -e amdgpu gives no output. Also lshw -c video shows no active driver. I tried with oibaf drivers, but with no effect.
      Then I tried setting 'quiet splash nomodeset' in sudo gedit /etc/default/grub. However, after that I can't login in recovery mode anymore either; I now get a quick flashing screen of my desktop background for a few seconds and then a black screen with a cursor. I can still open tty2 with Ctrl+Alt+F2.



      Could someone point me in the right direction? I've searched for info, but am a bit lost now.







      boot drivers graphics






      share|improve this question







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      Joao Gatao is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.











      share|improve this question







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      Joao Gatao is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      asked 7 hours ago









      Joao GataoJoao Gatao

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      Joao Gatao is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.






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