Questions tagged [x11]

The X window system (commonly X Window System or X11, based on its current major version being 11) is a computer software system and network protocol that provides a basis for graphical user interfaces (GUI) for networked computers.

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xdotool creating weird characters and adding some characters in prompt

I am using Zorin OS, based on Gnome. I am using xdotool version 3.20160805.1 I am using zsh with alacritty. However, the following issues can be seen in bash and gnome terminal in different form (it ...
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fbpanel: disable mouse scroll action entirely

I am using fbpanel 7.0-4 on Debian 10. I have applied patches from @Arkadiusz Drabczyk, to put fbpanel on one monitor, and to disable virtual desktop switching on mouse scroll: fbpanel: only use one ...
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Upgrading libc from 2.19 to 2.28 causes X Window windows to not update properly when moved

I have an older xorg - kdrive X window environment that was working fine until updating the c library from 2.19 to 2.28 (needed because newer utilities and the 5.15 kernel needed a new gcc), however ...
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Samsung HW-K450 Soundbar Keeps Turning Off, Even While Using Computer

I have a Samsung HW-K450 soundbar connected to my computer through an HDMI cord, and my monitor connected to the HDMI output on the soundbar. I had this setup working properly for around a year, but ...
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How do I Change Desktop resolution. debian-mate, lightdm, marco

I am on Debian testing. Somehow the display resolution got screwed. Xrandr shows the following - $ xrandr Screen 0: minimum 320 x 200, current 1024 x 768, maximum 16384 x 16384 HDMI-1 connected ...
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Trying to get more than 4 symbols from one key in my custom xkb keyboard layout

I have no problem getting four symbols per key using the right alt key, but I am running into failure when trying to get the level 5 switch working, as well as enabling a key to toggle between two ...
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2 votes
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How do I trick Xorg into seeing a TCP remote control as user activity?

I have a new home-made HTPC running Debian bullseye + X11 + LightDM + Kodi 19. The HTPC is connected to a Plasma screen and my local network but not much else (no mouse, no keyboard). Kodi is ...
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Limit mouse / pen tablet to a single app (i.e. Krita)

Multi seating use case (Using Kubuntu 22.04.1 / Plasma5) with single display: Huge 65/4K Desktop Screen with plenty of space Second mouse/Tablet/Keyboard USB input devices plugged on the same ...
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How can I open MATLAB R2022a hosted on macOS over X11?

Question: How can I open MATLAB R2022a hosted on macOS over X11? I recently installed MATLAB R2022A on macOS, replacing an older Mac with an old 2017 installation. The license is a Network Named User ...
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In GNOME-Wayland shell, How I map an touchscreen USB input to a specific video display output?

I use Ubuntu 22.04 with GNOME-Wayland is default (It also happened on Ubuntu 20.x with GNOME-Wayland shell). Two touchscreens connect to system. I face a problem: Two USB (touchscreen) touch inputs ...
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Debug lost mouse clicks in Xserver

i am using i3 on ArchLinux and from time to time, I can not reproduce what causes this, the Xserver is not processing the click events of my mouse. Apparently, the mouse events are correctly processed ...
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Problem with xorg tryng to dual head setup with two graphics cards (intel and nvidia)

What I'm trying to do is to correctly configure the file xorg.conf because I want to use two gpus at the same time connected to two different monitors while using FreeBSD 13.1. It could be useful when ...
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How would you go about implementing a DTE?

I'm interested in implementing a simple desktop environment from the ground up as an experiment/learning experience, but I don't know where to start. What are the entry points for this, and is there ...
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Something changes DPMS settings

I want my LCD-display to turn off after some time. Not display black image. Displaying black image is pointless because it drains a few Watts more than white image. To do this I'm launching xset ...
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How to configure mouse button 4 and 5 with X forwarding to behave as forward/back in a browser?

I am forwarding X over SSH and found that mouse button 4 and 5 don't behave as expected in my browser. I would expect them to work as "forward" and "back", but instead they scroll ...
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X11 display on my laptop for a LXD container on a remote server

I can connect to a UNIX server from my laptop, and I have X11Forwarding properly enabled, i.e., when I login to the server using ssh -X <username>@<IP> and I run xclock I can see a clock ...
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How do I stop nxagent from suspending when nxproxy disconnects?

I am trying to setup NX over X forwarding with nxagent on a CentOS 7.9 remote server and nxproxy on a local Windows client. The issue I'm having is that when nxproxy disconnects, nxagent suspends the ...
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SSH X11 forwarding with port forwarding

I have one question about SSH X11 forwarding and Port forwarding. I have: 2 computers running Ubuntu Desktop (not in the same location and local network) called Desktop1 with IP address IP1, the ...
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keyboard and touchpad not working Fedora X11 Acer Aspire R5

I got laptop and try to install Fedora 34. When I enter as live mode I found that keyboard and touchpad not works but functional keys working fine. Also bluetooth devices working fine. Also I tried ...
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X is suddenly using :1 instead of :0

I am using Linux, a Debian derivate, Pop! OS to be precise. My DISPLAY variable reads :1 instead of the well-known :0. Normally that shouldn't be a problem, but it is in my special case since I am ...
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Automatically start scren recording in SuperTuxKart

I would like to set up SupertTuxKart to automatically start screen recording when it is launched. I saw documentation on the in-game screen recorder, and was hoping to use that since initial ...
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2 votes
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Where to place .Xresources on modern systems?

According to some old documentation about mwm, many settings for this window manager must be placed in an .Xresources folder in the $HOME directory. When I normally boot up my computer (Debian 11), ...
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X11 forwarding not working for same id, signed by different people

2 users both sign onto the linux box with the same id. X11 forwarding works for one and not the other We tried both putty and mobaxterm. We think we verified all the options between the 2 users. ...
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Logout of tty but save session for next login

5.18.9-arch1-1 Dell XPS 15 9510 I am running arch linux on xmonad. I do not have a login manager. On boot, I simply login via the tty and run startx to start my x session. This behavior is exactly ...
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Error opening browser in VNC session: cannot open display: :1.0

Setup My goal is to use a web browser in a VNC session. I followed this page to install tightvncserver with xfce4. The session works fine, i.e. I am able to open all other GUI programs. I ran apt ...
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Centos-Http connection fails for GUI applications/browser over Xwindows

http proxy is defined inside profile and all cli applications like curl,wget,yum all work fine. When running any browser over Xwindows and setting the proxy through the browser menu or system wide ...
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After system upgrade X server no longer working?

I did a paru -Syu but in the middle of it thought it got stuck and stupidly powered off the machine. Now X server encounters fatal errors and I'm not sure what to do. The machine still works and I was ...
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Debian Jessie to Stretch Upgrade using KDE now X doesn't start automatically?

I upgraded Debian Jessie to Stretch and completed okay, on first boot X with KDE came up fine (with new graphic). I then ran the apt-get --purge autoremove, during that process it said something ...
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Wayland: Execute command in default terminal [duplicate]

In the past, I've been using x-terminal-emulator -e "$COMMAND" to launch commands in a new instance of the default terminal emulator while trying to be as compatible and DE independent as ...
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ssh: why my disabled forward X11 for specific host don't work?

I use an alias for ssh alias ssh alias ssh='ssh -t -K -Y I want to use ssh forwarding X11 except for one host so i did this: vim .ssh/config host myhost port 22 ForwardX11 no ...
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how to pipe Wayland clipboard into an X vnc session clipboard over ssh

I am using Wayland on Arch, and am sshed into a debian server which uses X11. I have a vnc session running over that ssh connection. I would like to take a string that I have stored in my Wayland ...
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GUI executable launched from terminal is missing title bars

I will try to explain. I have a linux installation (openSUSE LEAP 15.3) with KDE installed, but it's only used for very specific situations. Systemd is defaulted to multi-user.target with a kiosk user ...
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GNOME: Automatic window placement according to a set of rules

KDE Plasma has an extremely useful set of features ("KWin Rules") that can automatically apply a number of characteristics (position, size, workspace, etc.) to windows according to a ...
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prime-run: Segmentation fault

When I run any graphical program with prime-run I get the following error: [jomosoto@Jomosoto ~]$ prime-run glxinfo name of display: :0 /usr/bin/prime-run: line 2: 7630 Segmentation fault ...
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How do I change the default Linux console font to Adobe Source Code Pro font semi-bold?

The reason I’m trying to do this is I like the default font called “fixed” on the console, but it’s too small. the only way I’ve found to make the font bigger is to use “terminus”, but that font is so ...
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Linux scrollwheel "Jump back" when I scroll

I have a very frustrating problem, I THINK the real problem is bad hardware, but I have had the problem with multiple brands (including logitech) so I assume the windows driver fix this and thus no ...
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How to know the font name of displayed characters? (X11/Xft)

I want to know the font name of displayed characters on any X application. Of course, I can know the font name by comparing the displayed characters with each font characters, but it takes a very long ...
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2 votes
1 answer
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Is there a way to get list of windows on KDE Wayland?

In the era of X11, I could do wmctrl -l to list available windows, that I can use in my scripts. $ wmctrl -l 0x01000050 0 my-pc project1 – Readme.md But nowadays most application use Wayland. The ...
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How to add a compose character to a xkb keyboard layout

I created a custom Ukrainian ISO 9 layout successfully (by redacting /usr/share/X11/xkb/symbols/ua and several other files), it works and all but it lacks one letter, namely G with a grave i.e. 'G̀' (...
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Virtual keyboard and physical keyboard, but different languages

I'd like to have active, at the same time, a virtual keyboard (I have installed onboard) and the physical keyboard of my notebook, but with different languages, say Russian (virtual) and English (...
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wmctrl Cannot get client list properties. (_NET_CLIENT_LIST or _WIN_CLIENT_LIST) [Solved]

Fresh Arch install running ctwm. If I do a simple wmctrl -l I get Cannot get client list properties. (_NET_CLIENT_LIST or _WIN_CLIENT_LIST) I've done plenty of minimal arch installs all basically the ...
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Minimize and maximize buttons missing only for certain programs in Pop! OS

Unfortunately, for some but not all programs (Thunderbird, Signal, Libre Office, QGIS) the minimize and maximize were suddenly missing and appear maximized (not full screen. I noticed it suddenly ...
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13 votes
4 answers
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How to copy/paste between a console and an X session?

What's the fastest way to copy/paste between a non-graphical console (<Ctrl><Alt><F...>) and an X session ? Right now : I select the text with the mouse on the console (I've ...
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Dual GPU xorg.conf ignores XScreen on one GPU and uses xrandr

Dual GPU X11 using xorg to separate workloads and screens. 2 GPU 3 screens/monitors. Basically GPU 0 => XScreen 0.0 => Monitor 0 (left) GPU 1 => XScreen 0.1 => Monitor 1 (center) GPU 0 =&...
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Working with multiple users with X

I have two users and need to switch context very often. Both of them uses some web browser, some terminal and misc. apps that can use graphical environment. I could of course use login/logout but it's ...
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Convert from dual-screen to dual-display

I have a no name SBC similar to Raspberry Pi with 2 physical displays connected to it (one via HDMI and one via SPI). Below is my xorg config which gives me 2 separate X screens: :0.0 and :0.1 ### ...
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Xt error: Can't open display despite xhost and Xauthority configured

I'm attempting to display an X-capable program on another display within a local network. I have an X server running on a host with IP 192.168.4.79, using display :0. I have another host (192.168.4.23)...
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Swap F1 and Ctrl+F1 keys in X Window

I'm used to using F1 for quake-like terminal. But sometimes I would like to use this key in some different applications for its usual purpose. I think the easiest way can be to swap F1 and Ctrl+F1 ...
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Xming X11 forwarding (gedit:3736) Gdk-CRITICAL error connecting Windows 11 machine to Ubuntu 22.04 via

I am trying to X11 forward my Ubuntu 22.04 machine (Raspberry 4 8GB) to my Windows 11 machine on the same network. I went into the /etc/ssh/sshd_config file and uncommented X11forwarding yes and also ...
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X11: can't set custom keyboard layout when pressing Super key

I want to change the default QWERTY layout to colemak layout. I use bspwm with its default sxhkd. I tried setting it in the X11 config file: /etc/X11/xorg.conf.d/30-keyboard.conf: Section "...
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