Questions tagged [xorg]

X.Org Server (commonly abbreviated to Xorg Server, XServer or just Xorg) refers to the X server release packages stewarded by the X.Org Foundation, which is hosted by freedesktop.org, and grants public access to the standard X Window releases for the efforts of the free and open source software community.

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How can I run a graphical application e.g. Firefox on a Ubuntu VPS?

Is it possible to run a graphical application e.g. Gedit or Firefox on a Ubuntu VPS? I have installed xorg and xterm on the VPS. Currently, I get errors like: (gedit:11770): Gtk-WARNING **: ...
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Map AltGr to SuperR while keeping SuperL as where it is with setxkbmap?

It really shouldn't be this difficult, but it just seems impossible to map the right alt or AltGr to Super key, while keeping the other keys where they are. I tried xmodmap, but it brings problems, ...
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how to get software info of x server responding to any given DIASPLAY setting

Assumed, I set my DISPLAY variable to something reasonable and when starting x-clients, they will show up somewhere. I'd like to know some information about the x-server software, thats responding. ...
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Failed to Start GDM After Upgrading Kernel

I upgraded kernel from 3.10.0-957.1.3.e17.x86_64 to 3.10.0-1062.4.3.e17.x86_64. Then, I couldn't start GDM anymore (i.e. systemctl start gdm.service gave me a black screen). If I rebooted with 3.10....
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How to make remote X access to Linux Mint 18 more reliable

I have a machine, which I'll refer to as RS (remove server) which is running Linux Mint 18.3. It has a suite of desktop apps installed, including LibreOffice, Chrome, Eclipse, etc. I have another ...
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Is it possible to change screen dpi in x11?

I am slowly arriving to the conclusion that linux distro's are yet to develop a good way to change the screen dpi. Yes, it is possible to change the dpi for the fonts, but it is not a good solution ...
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48 views

I want my PRIMARY SELECTION back

I've been using the primary selection since I installed my very first Linux on a Computer in 1994. It's so simple: Select text, change window, middle-click, happy With the latest updates - it ...
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Unencrypted X connections stopped working after upgrade to Fedora 31

After upgrading Fedora 30 to Fedora 31, many programs (not all) started claiming they cannot connect to the X server (in my Windows computer) because the connection is refused. I do not use X ...
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How to change color saturation independently of GPU

I'm looking for a way to change color saturation (not gamma, and not brightness) independently of what gpu the system is using. It seems that the only way to change saturation on a Linux system is to ...
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NVidia Driver Failure to Load Module

I currently have the latest version of Red Hat Enterprise Linux installed on a system. After updating the packages, the NVidia driver will not load. Below is the Xorg.0.log file: X.Org X Server 1.20....
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Ubuntu 19.04 stuck on Hyper-V XRDP login screen

I can get to the login, from the drop-down I chose Xorg and enter the username and password. It then hangs for 2-3 minutes on a turquoise screen like below (without the dialog).. then the dialog pops ...
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Display Scaling with NixOS as QEMU/KVM guest

My goal is to switch to NixOS from Arch. For now, i have successfully installed NixOS in virt-manager, but am struggling with dynamic Display Scaling. I‘m aware of the xorg.xf86videoqxl-Package and ...
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How do I run OpenCV apps remotely (thru VNC/RDP)?

What I want to accomplish: For my coursework I require to compile and execute OpenCV programs. It's all well, I installed the OpenCV library into the remote Debian server and compiled my first test ...
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macOS X11 forwarding error

I need to forward display one of software run from Linux computer (Debian 4.19) to my Mac computer (macOS 10.14.6 Mojave). I use XQuartz 2.7.11. The software 'freeze' once displayed and on terminal ...
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What is the equivalent of “/tmp/.X11-unix/X0” on Windows when using things like Xming?

I want to know what exactly does the display name like :0.0 mean on Windows. Where does Xming place its listener socket for others to find? When I set the "Display location" in PuTTY, where does it go ...
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Using Intel GPU “TearFree” option changes my detected screens / edid information

I was experiencing tearing on my Debian system. I read about the intel driver "TearFree" option and configured it as explained here: https://wiki.archlinux.org/index.php/Intel_graphics#Tearing While ...
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pass password prompt from systemd user unit

I have a systemd user unit which invokes vdirsyncer to sync calendars. I have configured vdirsyncer to use pass (unix password manager) in order to get the CalDAV password. However, when this unit is ...
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Configure Dual Monitor on Kali Linux

I'm trying to configure a second screen for my Kali. I run it from usb on a Razer Blade 15 and I'm connecting the external monitor by HDMI but the screen remains black. It's like Kali is not ...
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Gaming over Xpra

I have a local gigabit connection, way over what I need, but it can definitely support 1080p video and audio streaming easily. My problem comes to two things, first input, and second initialising GLX ...
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How to open a program in different Xephyr Displays?

I have two Xephyr displays created through PyVirtualDisplay, when I try to open xterm in both of them it works just fine, but many other programs will open twice on the same display. So if I do this: ...
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46 views

Cannot run startx from GNU screen session

I would like to run startx from a screen session. This used to work until a few years back. It seems to have been disabled to prevent people from running their X servers via ssh. Errors: /usr/lib/...
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What do I need to do to make applications aware of high DPI when using startx or nodm?

I'm trying to set up a bare-bones desktop environment, using TWM along with the nodm display manager. I installed Ubuntu from the minimal ISO without a desktop environment, then manually installed ...
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How to use startx as non root?

When I log into some user xyz and start my desktop environment with startx I am logged in as root. whoami prints root. echo $HOME however outputs /home/xyz. How do I get startx to take the user I'm ...
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615 views

How to use X such that certain input modifies the output of other input?

What I want to do is, for example, press and hold mouse button 4, and then press mouse button 5, and have this pass a different input [like a keyboard keypress or some other mouse button] to a program....
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(Debian) Unable to connect to X server on Debian and to launch GUI

I bought a new pc without any os and I am trying to boot it under the last Debian version. I am able to boot correctly on my key and to install Debian and the Gnome interface without problems. But ...
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How to check if a program use wayland or x11 in linux?

Is there any command in linux can tell wether a program use wayland, Xorg or Xwayland in linux?
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238 views

Xorg / X11: How to provide Cookie-based access to X Server using xauth?

I know the risk, I know there is ssh -X, etc etc. What I want is to be able from one remote machine (X client) to connect to my local machine (X server) on a user (cookie) basis. I understood that ...
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195 views

Not able to RDP from Windows to Manjaro with XFCE4 via xrdp/xorg

I use the configuration of this post The xrdp-login window is shown, but no XFCE4 is started. Despite ~/.local/share/xorg/Xorg.1.log shows following error messages: Screenshot In addition, going to ...
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Building ffmpeg with x11grab support in headless environment

Anyone knows how to build ffmpeg with x11grab support in a headless session, e.g. Open Build Service? I can build it in a normal X11 session, but not without the X. As OBS essentially creates a ...
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warning about fonts in xterm in cygwin

I have installed xterm on my cygwin box and when I am running it I keep getting the following warning: xterm: cannot load font "-Misc-Fixed-bold-R-*-*-13-120-75-75-C-120-ISO10646-1" which font ...
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X11 control-a behaviour Linux

Something I really liked in my Xenodm/dwm/OpenBSD setup was the behaviour when control a is pressed. Instead of selecting all of the text in what's being edited (ie the address bar in Chromium) it ...
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What causes the scancode offset when using setkeycodes?

I tried to map scancode ffa000f1 to keycode 198 using setkeycodes: $ sudo setkeycodes ffa000f1 198 setkeycodes: failed to set scancode ff9f2171 to keycode 198: ioctl KDSETKEYCODE: Invalid argument ...
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How to forward GUI from remote docker container to which I connect via SSH?

I have a MacBook that I use as client machine and connect to remote Ubuntu server where I have a running docker container. In docker container I have an application which use opencv that create an ...
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70 views

Start X (on a Mac) with 'nomodeset' kernel option activated

I have a Mac Mini (late 2014). I'd like to use linux. I used to install linux many times in the last years and I never get a problem. Now, I don't know why, no live-cd of any distro boots up. My ...
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Gunze AHL/M serial touchscreen not working in xorg/lubuntu with old modules/drivers

I'm trying to setup the Gunze AHL/M serial touchscreen (Panasonic Toughbook CF-M34) on xorg 2:1.18.3-lubuntu2.2 without success. The touchscreen is on /dev/ttyS3 and if I sudo od /dev/ttyS3 I can ...
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Gdk-Message: gedit: Fatal IO error 11 (Resource temporarily unavailable) on X server localhost:16.0

I am trying to open gedit file(in a remote server) in Mac with the support of X11. I am unable to see the display and get to see a blank X11 window opened instead. When I close the window, I get the ...
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1answer
244 views

WSL2 X11 programs “disappear”

I'm mostly very happy with WSL2 on Windows 10, having just switched from Mac. I run X410 on the Windows host and start X11 apps inside WSL by setting export DISPLAY=$(cat /etc/resolv.conf | grep ...
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566 views

Setting screen rotation on Debian and Gnome

I just installed Debian 10 on my gpd pocket 2 and it is working great except I cannot get the screen to persistently rotate on login. Currently, I am able to rotate the screen by selecting "GNOME on ...
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.xsessionrc doesn't call, but it should

I recently moved from Ubuntu to Debian 10 Buster (gnome). I created ~/.xsessionrc file with this content: if [ -r ~/.profile ]; then . ~/.profile; fi When I restart (or login) still .profile didn't ...
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Clear VRAM on Linux

On some (or even a lot of) GPUs contents of video memory aren't cleared after it is resleased by an application. Contents of VRAM might even remain after reboot. Because of this, there's a risk of ...
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X11 forwarding from OSx to Windows/ Linux

I would like to remotely connect using SSH from my Windows/ Linux environment to my OSx Macbook Air. I am not succeeding in forwarding gui programs from Mac to Windows. Is this even possible? I set ...
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Vulkan is failing on linux with BadLength (poly request too large or internal Xlib length error)

Anything based on Vulkan fails on start. The system is Arch Linux, with X11 and KDE. Bumblebee (optirun) works as expected with OpenGL, and does not fail. Without optirun, Vulkan fails, as integrated ...
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xorg.conf ErgoSlider+ pointer third bouton mapping

My pointing device (Ergoslider+) isn't correctly recognized, the third button (under the wheel) is mapped to the first button. How can I edit xorg.conf to change the mapping of the third button? $ ...
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Make systemd service wait for a device, generically

Currently, I am using the following config to make sure that my display manager waits to start until after the DRM driver is loaded (otherwise X.org cannot start): udev rule: ACTION=="add", ...
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Thinkad T41 and 76 FPS for glxgears

I have installed the current stable debian buster on my Thinkpad T41 having a Mobility Radeon 7500. Although direct rendering is enabled, I get 76 FPS only with glxgears while I've found statements ...
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How to open a GUI Application from Web browser using php?

Referring to this Question and this. How to open any GUI application from a browser. It is working as expected if executed from a terminal. I basically need to open the desktop applications from a ...
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How to map keys to different keys when held down

I've been trying to map my tab key to super with xmodmap, but unfortunately when I map it I lose the whole functionality of the key. I want to simply press tab and get what I'd expect, but I also ...
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58 views

Is there a way to disable x11 clipboard in ssh environment?

I'm setting up a GUI environment for editing sensitive documents on a Linux server, by using ssh x11 forwarding to open up an editor remotely Is there any way to prevent the contents of documents ...
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127 views

Display manager login loop

I am running Debian Stretch and am no longer able to log into the desktop. First, applications began to close unexpectedly. Shortly after that, I started experiencing screen artifacts. After rebooting,...
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How to make X11 display the VirtualBox hostname in the Window's title?

When I open VirtualBox GUIs from remote machines on my workstation,1 the GUI title does not show the hostname on which the VirtualBox GUI runs. Is there a way to make X11 (gnome-classic) display ...