Thanks for the bug report. It appears the affected monitor is connected to the Nvidia GPU, but your system doesn't seem to have the Nvidia driver loaded properly. This might be an installation issue or it might be an incompatibility between needing 'modeset' enabled for the amdgpu driver, and needing 'modeset' disabled for the nvidia driver. I'm actually not sure what the best way is to support such a combination.
** Package changed: xorg (Ubuntu) => nvidia-graphics-drivers-460 (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1913613 Title: [nvidia] [amdgpu] Second monitor is detected but has no signal Status in nvidia-graphics-drivers-460 package in Ubuntu: New Bug description: xrandr Screen 0: minimum 320 x 200, current 3840 x 1080, maximum 16384 x 16384 eDP connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 344mm x 194mm 1920x1080 59.93*+ 39.99 1680x1050 59.93 1280x1024 59.93 1440x900 59.93 1280x800 59.93 1280x720 59.93 1024x768 59.93 800x600 59.93 640x480 59.93 HDMI-1-0 connected (normal left inverted right x axis y axis) 1920x1080 60.00 + 59.94 50.00 1680x1050 59.95 1600x900 60.00 1280x1024 75.02 60.02 1280x800 59.81 1280x720 60.00 59.94 50.00 1024x768 75.03 60.00 800x600 75.00 60.32 720x576 50.00 720x480 59.94 640x480 75.00 59.94 59.93 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: xorg 1:7.7+19ubuntu7.1 ProcVersionSignature: Ubuntu 5.4.0-64.72~18.04.1-generic 5.4.78 Uname: Linux 5.4.0-64-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia .proc.driver.nvidia.capabilities.gpu0: Error: [Errno 21] Es un directorio: '/proc/driver/nvidia/capabilities/gpu0' .proc.driver.nvidia.capabilities.mig: Error: [Errno 21] Es un directorio: '/proc/driver/nvidia/capabilities/mig' .proc.driver.nvidia.gpus.0000.01.00.0: Error: [Errno 21] Es un directorio: '/proc/driver/nvidia/gpus/0000:01:00.0' .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.suspend: suspend hibernate resume .proc.driver.nvidia.suspend_depth: default modeset uvm .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86_64 Kernel Module 460.32.03 Sun Dec 27 19:00:34 UTC 2020 GCC version: gcc version 7.5.0 (Ubuntu 7.5.0-3ubuntu1~18.04) ApportVersion: 2.20.9-0ubuntu7.21 Architecture: amd64 BootLog: CompositorRunning: None Date: Thu Jan 28 16:52:43 2021 DistUpgraded: Fresh install DistroCodename: bionic DistroVariant: ubuntu DkmsStatus: nvidia, 460.32.03, 5.4.0-64-generic, x86_64: installed rtl8821ce, 5.5.2.1, 5.4.0-42-generic, x86_64: installed rtl8821ce, 5.5.2.1, 5.4.0-64-generic, x86_64: installed GraphicsCard: NVIDIA Corporation Device [10de:1f91] (rev a1) (prog-if 00 [VGA controller]) Subsystem: ASUSTeK Computer Inc. Device [1043:109f] Advanced Micro Devices, Inc. [AMD/ATI] Picasso [1002:15d8] (rev c1) (prog-if 00 [VGA controller]) Subsystem: ASUSTeK Computer Inc. Device [1043:18f1] InstallationDate: Installed on 2021-01-27 (0 days ago) InstallationMedia: Ubuntu 18.04.5 LTS "Bionic Beaver" - Release amd64 (20200806.1) MachineType: ASUSTeK COMPUTER INC. TUF Gaming FX505DT_FX505DT ProcEnviron: LANGUAGE=es TERM=xterm-256color PATH=(custom, no user) LANG=es_ES.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-64-generic root=UUID=a4e7f6c4-6b4b-46b3-b120-84a8805ac9dd ro quiet splash vt.handoff=1 SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 09/22/2020 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: FX505DT.315 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: FX505DT dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrFX505DT.315:bd09/22/2020:svnASUSTeKCOMPUTERINC.:pnTUFGamingFX505DT_FX505DT:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnFX505DT:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0: dmi.product.family: TUF Gaming dmi.product.name: TUF Gaming FX505DT_FX505DT dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.101-2~18.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 20.0.8-0ubuntu1~18.04.1 version.libgl1-mesa-glx: libgl1-mesa-glx 20.0.8-0ubuntu1~18.04.1 version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A version.xserver-xorg-core: xserver-xorg-core N/A version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-460/+bug/1913613/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp