I can see some strange things happening every few seconds in XorgLog.txt Please try:
1. Deleting your monitor settings by deleting the file: ~/.config/monitors.xml 2. Reboot and tell us if the problem happens again. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1886151 Title: monitor problem Status in mutter package in Ubuntu: Incomplete Status in xorg-server package in Ubuntu: Incomplete Bug description: my second monitor turn off, the appeared with resized set and then just disappear, not able to turn it on again, although the light of the led is on. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: xorg 1:7.7+19ubuntu7.1 ProcVersionSignature: Ubuntu 5.3.0-62.56~18.04.1-generic 5.3.18 Uname: Linux 5.3.0-62-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.15 Architecture: amd64 BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log' CompositorRunning: None CurrentDesktop: ubuntu:GNOME Date: Fri Jul 3 09:24:00 2020 DistUpgraded: Fresh install DistroCodename: bionic DistroVariant: ubuntu ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Device [8086:9b41] (rev 02) (prog-if 00 [VGA controller]) Subsystem: Acer Incorporated [ALI] Device [1025:1357] InstallationDate: Installed on 2020-06-29 (3 days ago) InstallationMedia: Ubuntu 18.04.4 LTS "Bionic Beaver" - Release amd64 (20200203.1) MachineType: Acer Extensa 215-51 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-62-generic root=UUID=4a77fddc-3b20-4cf4-9395-4f25052d3ae9 ro quiet splash vt.handoff=1 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 03/31/2020 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.09 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: Taurus_WC dmi.board.vendor: CML dmi.board.version: V1.09 dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: V1.09 dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.09:bd03/31/2020:svnAcer:pnExtensa215-51:pvrV1.09:rvnCML:rnTaurus_WC:rvrV1.09:cvnAcer:ct10:cvrV1.09: dmi.product.family: Extensa 15 dmi.product.name: Extensa 215-51 dmi.product.sku: 0000000000000000 dmi.product.version: V1.09 dmi.sys.vendor: Acer version.compiz: compiz N/A version.libdrm2: libdrm2 2.4.101-2~18.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 19.2.8-0ubuntu0~18.04.3 version.libgl1-mesa-glx: libgl1-mesa-glx 19.2.8-0ubuntu0~18.04.3 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/mutter/+bug/1886151/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
