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Questions tagged [xorg]

Questions about X.Org Server (commonly known as Xorg Server, XServer or Xorg), the software that runs the X window system used by most desktop window managers (GNOME, KDE, etc)

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Ubuntu 20.04.0 LTS : monitor resolution is too low

i have mi 34 ultrawide monitor it is resolution in windows 10 is 3440 * 1440 @ 60 hz when i use ubuntu i can't get this resolution i tried to add the resolution using cvt but it didn't work i got: ...
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xrdp lost mouse pointer settings and now back button isn't working

I use XRDP to log into my Ubuntu 20.04 machine on a daily basis. I've been doing this for over a year and infrequently restart the machine after updates. I did recently do this and after the reboot ...
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ubuntu 20.04: monitor resolution 3440x1440x60hz fails, but it works fine when switching to windows 10

the maximum screen resolution 3440x1440 is not detected when using Ubuntu so i tried the following: cvt 3440 1440 # 3440x1440 59.94 Hz (CVT) hsync: 89.48 kHz; pclk: 419.50 MHz Modeline "...
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X Display on windows machine

I am trying to learn the basics of Linux architecture. Therefore my following question aims at understanding the theory and architecture, not at a howto. My understanding: An graphic application runs ...
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Error: Can't open display: localhost:0

I am unable to run any of xorg's GUI applications such as xcalc, xclock etc on my local WSL Ubuntu 20.04.2 LTS. On running I am getting the following error message: Error: Can't open display: ...
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Display issue in PyCharm: very large whitespaces after leaving sleep mode

Here is the normal display of the whitespaces in PyCharm (very faint dots): If I leave my computer for a moment, when I come back and wake up from sleep mode the computer, the whitespaces show like ...
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List windows on command line

I am interested in finding a window information from command line. The xprop command gives good results, however it requires that I either know the window id or select something using the mouse. What ...
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1 answer
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How do I use X instead of wayland on 22.04?

I read posts that said you can switch at the login screen. But I have not option to switch there.
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Lack of borders on xterm windows, Ubuntu 20.04 LTS

I've been looking for a way to get my black background xterm windows to have visible borders, so that they don't flow into one other visually when overlapped. I feel like I've done my research but ...
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Why do lightdm and Xorg cause so much CPU load on my Xubuntu 20.04?

What is it that loads the CPU so unreasonably? (Lenovo W530 with Xubuntu 20.04.4 LTS, currently using kernel 5.4.0-110-generic x86_64). After an upgrade, the CPU on my Lenovo W530 laptop spins at an ...
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5120x2160 doesn't work with Wayland

I have a Framework laptop running 22.04 connected to an external Thunderbolt 3 monitor, an LG34WK95 with 5120x2160 native resolution and 21:9 aspect ratio. When I use the Wayland default, the display ...
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Can't Remap my graphics tablet buttons

I'm on Ubuntu 22.04 freshly installed with secure boot Enabled and NVIDIA Proprietary drivers, So my system is on X11. My Graphics tablet is HUION H640p which is surprisingly is working by default, ...
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Ubuntu 22.04, cannot use external nvidia GPU to render application, on laptop with integrated + dedicated nvidia GPU

I have a laptop running Ubuntu 22.04 with in it intel HD graphics and a discrete nvidia (Quadro M2000M) card, and I'm trying to use an external GPU setup with it (RTX 3060), however I cannot find how ...
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Use Ubuntu with Nvidia GeForce 240M

I have Fujitsu Amilo notebook with Nvidia GeForce 240M. I have trying to install clear LTS Ubuntu 18, Ubuntu 20 and Ubuntu 22 None of them can start graphical environment after installation with ...
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Dell XPS 15 ubuntu 20.4.4 LTS connect to docking station display crash randomly

I have an issues with Dell XPS that connect to Dell D6000s docking station that connected to 2 monitors, the display randomly crashes and then the laptop screen turn black after a minute its lines up ...
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Super (Win button) + mouse scrolling won't switch desktop/workspace

When I was on wayland I used to switch desktop/workspaces by pressing the Super key and by scrolling with the mouse wheel. How to enable that behaviour in x11? Combinations like Super + Alt left + ...
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Disable multitouch / pinch to zoom with touchscreen kiosk

I'm operating on a kiosk setup with a touchscreen PC that has multitouch capability. The PC is running Ubuntu 18.04 and a custom GUI software on top of Xorg. Currently it is possible to e.g. pinch-to-...
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Downgrading from buggy nvidia 470 to older 460 not possible (transitional package)

There have been some upgrades of kernel and/or NVIDIA packages on my laptop (Ubuntu 20.04, the normal upgrade popups that occur from time to time). After a reboot I now get a blank screen and this ...
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Black screen after logging in on "Ubuntu on xorg" in Ubuntu 22.04 lts

I am new to Ubuntu and have some hiccups using the latest one, whenever I change to Ubuntu xorg on logout screen from the gear option everything changes to black can't even navigate what I am doing ...
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Can't set Nvidia as default GPU, Ubuntu freeze on boot after installing Nvidia driver

I am using Ubuntu 22.04 LTS, everything was fine until today I decided to change my NVIDIA driver, I changed it, I do not remember which one I was using. Then I restarted my laptop and everything was ...
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ubuntu 20.04 screen driver failed after kernel update

I have an Ubuntu VPS that I installed lxdm as a default display manager and the xfce as the desktop environment, also I enabled auto login. I was using Anydesk for remote control. Everything was ...
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Unable to run startx after installing nvidia drivers

After installing the nvidia drivers as part of the CUDA install, Ubuntu 2020 would only boot to tty. Running startx doesnt work and fails with errors.
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Same Java-FX application in Ubuntu 18.04 now has stuttering/jittering issues when using scrolling text, now in Ubuntu 20.04+

In the application we have some text scrolling up the page, and we have found that in Ubuntu versions 20.04 and greater, that the text stutters and is jaggy and not as smooth as it was in Ubuntu 18.04....
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3 answers
156 views

Second monitor is not working after freshUbuntu 22.04 installation

My computer has an NVIDIA 3080 Ti graphics card. I have just installed Ubuntu 22.04. When using the Nvidia drivers, my second monitor is detected but it's just a black screen. Switching to the Xorg ...
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1 vote
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Help in finding cause of Xorg crash

I need your help to find the cause of a X server crash caused by the application "BOINC Manager". This app has been working fine for almost a year until two days ago: after turning my ...
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Visual Stuttering across entire system

Recently I have had visual stuttering across my entire system (even if i am not running anything), similar to this recent unresolved post: Ubuntu 22.04 stuttering (see the recording) Unlike them, this ...
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19 votes
2 answers
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What is Xwayland? What if I remove it from Ubuntu 22.04?

Xwayland seems new in Ubuntu 22.04. What is it? Is removing it safe?
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touch screen calibration using xinput-calibrator

I am trying to calibrate the touch screen using xinput-calibrator tool on ubuntu 20.04 running on Beagle Board. After integrating xorg.conf and 99-calibration.conf file touch screen and display not ...
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Login loop when rotating display in Ubuntu 22.04 X11

I just updated to 22.04 and I got into a login loop. After clearing ~/.config/monitors.xml, I narrowed down the problem to one of my monitors being rotated. I'm using 3 monitors: landscape (Samsung ...
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Screen tearing with optimus laptop on Xorg on Ubuntu 22.04

I am running ubuntu 22.04 (kernel version 5.17) on my optimus laptop with an nvidia 3060 and a intel i9. I am using the new 510 drivers and nvidia-prime to select my gpu. My monitor is hiDpi, so I ...
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2 votes
0 answers
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Extended screen with wayland Ubuntu 22.04

logged in with a wayland session, it is impossible to change the position of the external screen connected through HDMI. When I move the screen image from right to left to be aligned with the physical ...
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How do you run X.org and GNOME on WSL?

After what feels like years and years of futile attempts and google searches, I have finally decided to come here. As a beginner to linux, I really don't know stuff. After going through countless ...
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Ubuntu 22.04 stuttering

Fresh install of Ubuntu 22.04 with visual stuttering on both wayland and Xorg (disabled wayland on /etc/gdm3/custom.conf and rebooted). Here is a recording showing the stuttering on the gnome terminal,...
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Unable to screenshare after switching from Zorin OS 16.1 to Ubuntu 22.04

While using zoom or google meet, I realised that there is no way I was able to screen share. While searching for solutions to it, I found that it maybe due to adoption of wayland and people are ...
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Can not switch to waylan in 22.04

Just updated to 22.04 and read that it now supports wayland for nvidia card with nvidia 510 driver. I've got nvidia 2080 super and I can not see the cog in the right bottom corner on the login screen....
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xwd on Wayland: BadMatch

Does xwd not work on wayland? I get: $ xwd -root > l.xwd X Error of failed request: BadMatch (invalid parameter attributes) Major opcode of failed request: 73 (X_GetImage) Serial number of ...
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Custom refresh rate for external monitor BadMatch error

I'm using ubuntu 20.04 with xorg and I currently have a laptop which is connected to an external display via HDMI. This display runs at 60hz natively but you can overclock to 75hz tested in Windows ...
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cannot enable display-manager

for some reason, the systemctl enable display-manager command fails: Failed to enable unit: Refusing to operate on alias name or linked unit file: display-manager.service my DE is xfce + lightdm ...
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1 vote
1 answer
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Where is the log file for Xwayland?

When I used to run Xorg, I would get my log files for it in the /var/log directory. But with 21.10, it no longer runs Xorg, but Xwayland. Every now and then I experience a black screen that I would ...
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Increase xorg log verbosity?

How does one persistently increase the xorg log verbosity on Ubuntu 20.04, i.e., in systemd? I'm experiencing random system freezes in both Ubuntu Desktop (i.e., GNOME3) and Lubuntu on the same system ...
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2 votes
2 answers
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Ubuntu - no gear for Wayland / X11

The gear for choosing X11 / Wayland on login screen is absent. X11 starts silently. Made a new user and the gear was present for the new user (only for him). After reboot again silently starts X11 and ...
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gdm-password's child process Xorg makes my computer sluggish after suspend

Suspend and resume makes my system sluggish. The CPU load itself is not that much (10 %), but it's more than noticeable, I see it only moving the cursor around. Logging out and back in does not solve ...
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X server not starting

Today, when I turned on my PC and logged in, plasma was not starting, so I decided to hit Ctrl+Alt+F2 to change to a terminal. Then I executed startx but it wasn't providing output. Then I tried to ...
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Ubuntu 20.04 gnome-shell with xorg thinks that the super key is pressed, but it is not

I turned off my PC after holding the power button for a long time. (By accident) After I turned on the PC again, I discovered that Ubuntu thinks that I have pressed and held the Super (win) key on the ...
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1 vote
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X11 / xkb: Custom Keyboard Layout -- "Error loading new keyboard description"

My machine: Xubuntu 20.04.3 LTS, XFCE 4.14, X.org 1.20.13 I am attempting to create a custom keyboard layout for the Arabic-script (kona yéziq) version of the Uyghur language. I believe I have ...
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Failed to prepare CRTC for page flipping, disabling TearFree

I have the following issue: My laptop is suspended and connected via Thunderbolt to by Docking Station. When I press a key to wake up the laptop the external monitor (connected via the dock) turns on ...
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Don't boot shortly after upgrading to 20.04 - but can launch startx manually on recovery mode

Using Kubuntu with Gnome installed (I think this is Ubuntu with extra steps but it's work computer, I did not choose flavor) Computer is Lenovo T440P with 16 Go RAM (Core i5, integrated GPU) Upgraded ...
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2 votes
0 answers
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How to deactivate my Touchscreen? Thinkpad T440s with Ubuntu

my Touchscreen is broken and I need to deactivate it, because it makes 'ghost clicks'. In several hours tried out every possible solution I found on Google - but nothing helped to deactivate it. Now I'...
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Ubuntu crashes randomly xorg

I'm not an expert in Ubuntu, so I have no idea how to solve this issue. My Ubuntu 20.04 crashes randomly and sends me to the login screen. I don't know where to look up at error files, but I've found ...
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Enable Nvidia Graphics Card

I want to enable Nvidia, but How? lspci, only shows the Intel Card. m-yusuf-suleman@inspiron-3543  ~  lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation HD Graphics 5500 (rev 09) ...
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