Questions tagged [x-server]

An X server is a program in the X Window System that handles all access to the graphics cards, display screens and input devices.

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Xsession keeps crashing [closed]

I can't login. I'm getting the error as shown. As soon as I click "okay", I'm taken back to login manager. What could be wrong? I'm able to launch xsession from tty, using startx command.
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Raspberry OS lite, TFT display, Openbox : Cannot init x

I just installed Raspberry OS lite (no desktop environment), plugged a WaveShare 2.8 TFT display in and installed Openbox and the tools below: xorg openbox obmenu openbox-menu menu slim (slim for auto ...
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One monitor, 2 boxes - want to do remote login and X from one to the other, how?

So I have a laptop, an older box, and one monitor. The former has some work stuff which is sensitive, I want to use the other one for anything web browsing etc. Both run linux (manjaro the first, pop-...
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CentOS 7: xinit: unable to connect to X server: Connection refused xinit: server error

I am little new to CentOS having issues with starting xserver. This is a intel machine with additional 2x RTX 2080 Ti GPUs for computing. So far I have tried: [abc@machine ~]$ startx xauth: file /...
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Help with remapping control to escape using xmodmap?

So I'm currently using this to achieve CapsLock + Anykey = Control + Anykey Shift + CapsLock = CapsLock clear lock clear control add control = Caps_Lock Control_L Control_R keycode 66 = Control_L ...
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Startup Applications Seemingly Starting in Wrong X Window Server (Debian)

Background Info When I initially installed linux, I installed KDE and GNOME. I chose KDE as my default desktop environment and sddm as my window manager. KDE never worked (not sure why) so I have been ...
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/dev/tty7 is not displaying the keyboard inputs

In Ubuntu 14, Case 1: I entered the following command, dd if=/dev/tty1 count=2 bs=8 As soon as I enter some characters in tty1 (ctrl+alt+f1), I was able to get some output from above "dd" ...
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Run a second X server which shows a part of my main DISPLAY's picture?

I'm using vino (gnome's sharing desktop VNC server) for monitoring my Linux's screen on another device in LAN. Now I'd like to share only the desired part of my screen, not whole screen. As vino ...
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restoring xserver

I was following this post https://forums.linuxmint.com/viewtopic.php?t=301627 but it did not work. I deleted the X11 folder (which did not exist before, if I remember correctly -- for sure, there was ...
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Arch linux: Screenshot software cannot save to clipboard

I am trying to use xfce-screenshooter to take screenshot and save it to clipboard. Like this: xfce4-screenshooter --region --clipboard but when I try to paste it, there is no image. Thought it was ...
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Run X11 programs and render on cloud machine without a physical screen

I am trying to run a program that uses X11 to display (assume xeyes or something similar) on a machine in the cloud (ec2, Compute Engine, etc). I understand that I can get the windows to show up on my ...
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Ubuntu 20.04 XServer crashes when opening Chromium is kiosk mode

Current Setup I am running an Ubuntu Server 20.04 on Rasberry PI 4b+ with 8GB of RAM. On Ubuntu Server, I'm running a Java application and on startup, I open Chromium in kiosk mode using startx ...
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Define search path for shared libraries on app execution

Final goal: I'm searching for a way to develop a GUI application under an independent environment without using VirtualBox/VM Ware/Docker. What I did: I created a chroot environment that I can develop ...
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How to set X11 conf file as symlink?

Xorg doesn't interpret configuration file from neither /etc/X11/xorg.conf.d/* nor /usr/share/X11/xorg.conf.d/* if said file is a symbolic link. I would like to keep my custom configuration files for ...
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Arch linux: Notifications not working in i3wm - dunst: CRITICAL: Cannot open X11 display

I use arch linux with i3wm. My notifications does not work. When I type dunst in to command line it responds whith: WARNING: No dunstrc found. When I type notify-send --icon=gtk-info Test "This ...
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1answer
903 views

cannot run in framebuffer mode. Please specify busIDs

from my previous question empty screen after booting from live persistent usb, I am able after boot to access all files and folders, but the X-server is unable to load (so I get only to tty1). From ...
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214 views

Linux desktop freezes caused by Nouveau driver

Its really annoying - every now and then the desktop completely freezes and sometimes even the UI look like a tetris game or something. And the keboard and mouse cannot be used so I have to use a SSH ...
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Open display linux with VcXsrv Windows X Server in windows

I've have been trouble with the instalation of my linux subsystem on windowns 10. I prepared my wsl2 environment and downloaded ubuntu 20.04 and VcXsrv Windows X Server in windows, but when I tried ...
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291 views

Arch linux: set copy/paste/cut shortcuts

I would like to set custom keyboard shortcuts for using clipboard. I would like to change it from: Copy: ctrl + c in programs, ctrl + shift + c in terminal Paste: ctrl + v in programs, ctrl + shift + ...
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1answer
379 views

Xephyr: server does not have extension for -dpms option

when I open new openbox session in Xephyr, the screen goes blank after 10 minutes of inactivity. How can I disable this ? I tried this command: xset -dpms s off but get following error: server does ...
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1answer
33 views

Get X screen layout information

I've been having trouble finding an answer on duckduckgo and this forum. Here is my situation: I have a monitor connected via HDMI cable to my laptop and I set it up with xrandr --output HDMI-1 --...
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462 views

How to install Nvidia drivers for RHEL8

I am trying to install the Nvidia drivers for my graphics cards on Red Hat Enterprise Linux 8. I open the terminal and change my directory to Downloads and type su then ./NVIDIA-Linux-x86_64-440.59....
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62 views

Install Unity 3d Without X

I'm trying to setup Jenkins to work with Unity3d for CI of a game I'm developing. However, I can't work out how to install Unity3d without using the Hub which needs an X Server. I'd rather not install ...
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Random XServer crashes in Ubuntu 16.04

Since a few months ago I have occasional random XServer crashes in my laptop (integrated Intel video card and an AMD Radeon R7) with Ubuntu 16.04 (cinnamon as desktop environment), kicking me out of ...
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Hardware KVM and VNC

I'm currently trying to program a KVM (keyboard, video and mouse) on the digilent Pynq Board. The system is supposed to be a board linked to a server. And you can connect to the board to access the ...
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How to add authorized client to xhost?

Om a linux machine (In this case Debian), when I use the xhost command as follows: $ xhost + access control disabled, clients can connect from any host $ xhost - access control enabled, only ...
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2answers
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How to use a x-terminal

I recently revived a hp 700/RX x-terminal and I wanted to try and set it up for fun but I don't know how to make a x-Linux server to connect to. I also think I need a bnc connector to connect it. I do ...
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How to peek the X-Windows graphical output of a given process?

Suppose that I know a process running on my machine have a X-Windows graphical interface, is it possible to peek what it displays without interfering the current session? That is, "tapping" a X-Client ...
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72 views

How to configure X server to fill the screen over VNC/noVNC?

I am running an Xfce desktop environment in Docker from here and connected to it using a VNC client and a browser (backed by noVNC) but in both cases the output doesn't fill the screen - or at least ...
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162 views

Pulseaudio: module-simple-protocol not listening

I did the following: $ pactl list sources short | grep "analog-stereo.monitor" 0 alsa_output.pci-0000_00_1b.0.analog-stereo.monitor module-alsa-card.c s16le 2ch 44100Hz SUSPENDED ...
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1answer
220 views

Starting a second x session crashes a previous one

I am following the guideline in multiple-desktops-on-one-linux-pc to start another X session. If I switch to VT-3, I can successfully start a new X session using startx gnome-session -- :1 or ...
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Only one X Screen working; how to get two X Screens?

Inside nvidia-settings (running with sudo elevated privileges), I am unable to get a second X Screen to work. Here is a step-by-step description of one thing I have tried: On the left, select "X ...
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241 views

X server on FreeBSD starts with an error

I am having an error when starting (startx) the X system. The windows start but the appearance is a bit strange. Upon exit from the X Win I can see the error -mentioned previously. Error message ...
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374 views

Run GUI program on remote machine via python subprocess ssh

Running Raspberry Pi 4 with Ubuntu Server 19.10, Python 3.7.5, python3-xlib==0.15 and pyautogui==0.9.50. Everything is run as the default ubuntu user. I'm trying to have Machine A send an ssh command ...
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Can't start xserver or start any desktop environment after installing Debian

I've recently installed Debian 10 onto a new PC of mine, and I'm not able to boot into the GUI after install. I'm installing Debian off the Live ISO version, but I wasn't able to boot off the live ...
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44 views

Script started by systemd service behaves differently when run directly as root

I have a script owned by root in /usr/local/bin/. If I run it as root user it works as expected: $ sudo su <enter password> # runscript If I have it started by the systemd service (in /etc/...
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114 views

How might we configure X (and other settings) to boot to a graphical CentOS 7 terminal with Nvidia driver using 4k @ 60hz

While setting up a Ryzen 3990X, Nvidia Quadro RTX 4000, 256GB DDR4, CentOS 7 machine: Monitor : dell up2414q Background : After properly installing CentOS 7 via USB key I was able to login to the user ...
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Issues with Xorg/Xserver

Please note that this system is an UEFI boot system - /sys/firmware/efi exists Initially I was having issues installing i3, eventually installing many drivers until one day it randomly worked. I3 ...
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1answer
389 views

Xephyr -ac dangerously?

Classic command to run Xephyr: Xephyr -br -ac -noreset -screen 800x600 :1 As far as I understand, the -ac key is an analogue of xhost +, and this is a vulnerability, because almost everyone can ...
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1answer
85 views

disabling part of touchpad at startup

For years I have been manually disabling the 'stick' part of the touchpad on a Toshiba Z30 at startup of Mint. This model has a hardware problem where the mouse moves around by itself. Have now ...
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Control gdm's policy of restarting X

I'm on a system where gdm is used for the display manager; and I have root access (though it's not "my" machine per se). Now, for some reason which is not the point of this question, the server fails ...
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1answer
4k views

xsel: Can't open display: (null)

I want to copy a long file into clipboard with xsel,in my local pc ,just input: cat /usr/bin/mysql_secure_installation|xsel -b The file mysql_secure_installation located in my local os was copied ...
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1answer
1k views

Display a Server Desktop To Remote User

I installed Ubuntu desktop to my AWS server, and it boots successfully. I know this because AWS lets me take an instance screenshot, and it shows the log-in screen of the desktop. The only problem is, ...
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1answer
579 views

Running GLFW in Docker

I have a simple program written in Go that opens a blank window using GLFW. I'd like to automatically run tests, therefore I have been trying to get GLFW running in docker. So far I've already managed ...
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101 views

Required display service (X server) for Debian init script [duplicate]

I'm on Debian 9.11 with the MATE desktop (pinebook pro) I've an Init script /etc/init.d/customMapping that remaps some of my keys using both setxkbmap and xmodmap. Here it is #! /bin/sh ### BEGIN ...
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Good way to combine a workstation and server?

At work I have a Debian SSH server on which we perform computations (the points is that I can work on it also from home). But it is also my workstation when I'm at work. At the moment I use the ...
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2k views

How do I set up a login script, to run xrandr?

I am using 3 monitors, with the 2 side ones being rotated. I was not able to sucesfully configure xorg.conf to rotate the 2 monitors, but I found a xrandr command that I can use after my login ...
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46 views

Configure Raspberry pi for my application to start on boot

I have created an application through Python that has library dependencies on Qt4, pyqt4, pyqtgraph etc. This application is based on Raspberry Pi, I have developed and finished it on the platform. I ...
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1answer
3k views

radeon failed vce resume after upgrade to newest Linux kernel

I have upgraded my Debian to latest version on the kernel version 3.16.0-4-amd64. Update went fine. After that I decided to upgrade linux kernel version to the latest one supported by Debian 10 - 4.19....
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1answer
1k views

AMD Radeon Software Crimson Edition on xserver 1.20

I have Dell Latitude E6540 which has Radeon HD8790M and it runs Debian 10. I wanted to install newest drivers for said video card (becuase games didn't recognize it and I couldn't see it's usage (...

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