Unable to detect display connected to graphics card on Ubuntu 18.04












0















I have one display plugged in to the graphics card through HDMI and recently plugged in the second display to the motherboard then switched default graphics card in BIOS to internal so my computer would see it. However when i booted the first time only one display was working (connected to motherboard) and i also got in a login loop, nvidia-390 installed at that time. So i tried updating to the newest version which is nvidia-415. After installation and rebooting i successfully logged in but still only one display working.


Running sudo lshw -C video tells me that i have two displays:



*-display
description: VGA compatible controller
product: RS780L [Radeon 3000]
vendor: Advanced Micro Devices, Inc. [AMD/ATI]
physical id: 5
bus info: pci@0000:01:05.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pm msi vga_controller bus_master cap_list rom
configuration: driver=radeon latency=0
resources: irq:18 memory:b0000000-bfffffff ioport:c000(size=256) memory:fcff0000-fcffffff memory:fce00000-fcefffff memory:c0000-dffff
*-display
description: VGA compatible controller
product: GP107 [GeForce GTX 1050]
vendor: NVIDIA Corporation
physical id: 0
bus info: pci@0000:02:00.0
version: a1
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
configuration: driver=nvidia latency=0
resources: irq:30 memory:fd000000-fdffffff memory:d0000000-dfffffff memory:ce000000-cfffffff ioport:dc00(size=128) memory:fe980000-fe9fffff


Display settings show me a different picture:
click here



Nvidia X System Settings also not launching:



ERROR: Unable to load info from any available system


(nvidia-settings:4838): GLib-GObject-CRITICAL **: 17:46:11.528: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
** Message: 17:46:11.532: PRIME: No offloading required. Abort
** Message: 17:46:11.533: PRIME: is it supported? no









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    I have one display plugged in to the graphics card through HDMI and recently plugged in the second display to the motherboard then switched default graphics card in BIOS to internal so my computer would see it. However when i booted the first time only one display was working (connected to motherboard) and i also got in a login loop, nvidia-390 installed at that time. So i tried updating to the newest version which is nvidia-415. After installation and rebooting i successfully logged in but still only one display working.


    Running sudo lshw -C video tells me that i have two displays:



    *-display
    description: VGA compatible controller
    product: RS780L [Radeon 3000]
    vendor: Advanced Micro Devices, Inc. [AMD/ATI]
    physical id: 5
    bus info: pci@0000:01:05.0
    version: 00
    width: 32 bits
    clock: 33MHz
    capabilities: pm msi vga_controller bus_master cap_list rom
    configuration: driver=radeon latency=0
    resources: irq:18 memory:b0000000-bfffffff ioport:c000(size=256) memory:fcff0000-fcffffff memory:fce00000-fcefffff memory:c0000-dffff
    *-display
    description: VGA compatible controller
    product: GP107 [GeForce GTX 1050]
    vendor: NVIDIA Corporation
    physical id: 0
    bus info: pci@0000:02:00.0
    version: a1
    width: 64 bits
    clock: 33MHz
    capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
    configuration: driver=nvidia latency=0
    resources: irq:30 memory:fd000000-fdffffff memory:d0000000-dfffffff memory:ce000000-cfffffff ioport:dc00(size=128) memory:fe980000-fe9fffff


    Display settings show me a different picture:
    click here



    Nvidia X System Settings also not launching:



    ERROR: Unable to load info from any available system


    (nvidia-settings:4838): GLib-GObject-CRITICAL **: 17:46:11.528: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
    ** Message: 17:46:11.532: PRIME: No offloading required. Abort
    ** Message: 17:46:11.533: PRIME: is it supported? no









    share|improve this question







    New contributor




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























      0












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      0








      I have one display plugged in to the graphics card through HDMI and recently plugged in the second display to the motherboard then switched default graphics card in BIOS to internal so my computer would see it. However when i booted the first time only one display was working (connected to motherboard) and i also got in a login loop, nvidia-390 installed at that time. So i tried updating to the newest version which is nvidia-415. After installation and rebooting i successfully logged in but still only one display working.


      Running sudo lshw -C video tells me that i have two displays:



      *-display
      description: VGA compatible controller
      product: RS780L [Radeon 3000]
      vendor: Advanced Micro Devices, Inc. [AMD/ATI]
      physical id: 5
      bus info: pci@0000:01:05.0
      version: 00
      width: 32 bits
      clock: 33MHz
      capabilities: pm msi vga_controller bus_master cap_list rom
      configuration: driver=radeon latency=0
      resources: irq:18 memory:b0000000-bfffffff ioport:c000(size=256) memory:fcff0000-fcffffff memory:fce00000-fcefffff memory:c0000-dffff
      *-display
      description: VGA compatible controller
      product: GP107 [GeForce GTX 1050]
      vendor: NVIDIA Corporation
      physical id: 0
      bus info: pci@0000:02:00.0
      version: a1
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
      configuration: driver=nvidia latency=0
      resources: irq:30 memory:fd000000-fdffffff memory:d0000000-dfffffff memory:ce000000-cfffffff ioport:dc00(size=128) memory:fe980000-fe9fffff


      Display settings show me a different picture:
      click here



      Nvidia X System Settings also not launching:



      ERROR: Unable to load info from any available system


      (nvidia-settings:4838): GLib-GObject-CRITICAL **: 17:46:11.528: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
      ** Message: 17:46:11.532: PRIME: No offloading required. Abort
      ** Message: 17:46:11.533: PRIME: is it supported? no









      share|improve this question







      New contributor




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












      I have one display plugged in to the graphics card through HDMI and recently plugged in the second display to the motherboard then switched default graphics card in BIOS to internal so my computer would see it. However when i booted the first time only one display was working (connected to motherboard) and i also got in a login loop, nvidia-390 installed at that time. So i tried updating to the newest version which is nvidia-415. After installation and rebooting i successfully logged in but still only one display working.


      Running sudo lshw -C video tells me that i have two displays:



      *-display
      description: VGA compatible controller
      product: RS780L [Radeon 3000]
      vendor: Advanced Micro Devices, Inc. [AMD/ATI]
      physical id: 5
      bus info: pci@0000:01:05.0
      version: 00
      width: 32 bits
      clock: 33MHz
      capabilities: pm msi vga_controller bus_master cap_list rom
      configuration: driver=radeon latency=0
      resources: irq:18 memory:b0000000-bfffffff ioport:c000(size=256) memory:fcff0000-fcffffff memory:fce00000-fcefffff memory:c0000-dffff
      *-display
      description: VGA compatible controller
      product: GP107 [GeForce GTX 1050]
      vendor: NVIDIA Corporation
      physical id: 0
      bus info: pci@0000:02:00.0
      version: a1
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress vga_controller bus_master cap_list rom
      configuration: driver=nvidia latency=0
      resources: irq:30 memory:fd000000-fdffffff memory:d0000000-dfffffff memory:ce000000-cfffffff ioport:dc00(size=128) memory:fe980000-fe9fffff


      Display settings show me a different picture:
      click here



      Nvidia X System Settings also not launching:



      ERROR: Unable to load info from any available system


      (nvidia-settings:4838): GLib-GObject-CRITICAL **: 17:46:11.528: g_object_unref: assertion 'G_IS_OBJECT (object)' failed
      ** Message: 17:46:11.532: PRIME: No offloading required. Abort
      ** Message: 17:46:11.533: PRIME: is it supported? no






      drivers nvidia graphics multiple-monitors display






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      Check out our Code of Conduct.









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      asked Jan 20 at 13:56









      sydsyd

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      Check out our Code of Conduct.






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