Questions tagged [xserver]

The basic graphical display server X.Org, which is the official reference implementation of the X Window System. Alternatives include Wayland.

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Gtk-WARNING **: 22:21:47.873: cannot open display:1 / xhost : unable to open display:1

Sooo, that's the thing, for some reason now i cannot open graphical applications from the terminal, something that is curious to me is that i can launch gedit(for example) form my keyboard shortcut (i ...
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How to Configure the default display settings linux Ubuntu xserver

Dear Linux enthousiast, the current situation and hardware setup I work with 6 monitors. This is becuase i like to work sitting and standing with in both positions having a read, program and result ...
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Customize configure XPRA HTML5 Webserver Interface

I have a simulation (gazebo) running on a workstation that I would like to make accessible from outside. Therefore I installed xpra and start my simulation with the --bind-tcp option so I can access ...
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171 views

CLion with WSL try to run QT application (xcb can not be loaded)

I am trying to run the code from here https://github.com/vt4a2h/uml-tool and I found myself stuck with this error message: qt.qpa.xcb: could not connect to display qt.qpa.plugin: Could not load the ...
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Extend laptop using a raspberry pi

I have a laptop running on Ubuntu 20.04 that only have one HDMI port and no thunderbolt one and I would like to add a third monitor to my configuration. I thought about using a raspberry pi as a ...
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How to use GUI Integration with Ubuntu on Windows Community Preview?

I saw the announcement of a new version of Ubuntu for WSL and decided to install it, there is a gui integration option during installation: But what does mean "Required Third-party X Server.&...
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16.04 won't boot, can't get to command line

My computer was stuck in a login loop after an update. When I got to the login screen and enter my password, the login screen kept coming back and the screen resolution was very low. After some ...
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1answer
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How to set where secondary windows open?

Dialog boxes appearing when I click "save" or "open" in some programs open up on my laptop's small screen instead of on my main external one. I would like them to open on my main ...
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How to overclock Nvidia GPU in Linux

I'm trying to overclock my computer that has both AMD and Nvidia GPUs. I have the integrated graphics set as the primary display in BIOS to save GPU memory but when I do that it prevents X server from ...
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xserver packages held back

I'm trying to update Ubuntu from 18.04 but five xserver packages are being held back from upgrading. How do I fix this? (xenial)kia7269@localhost:~$ apt list --upgradable Listing... Done xserver-xorg-...
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ksmserver chrashed after upgrade of nvidia package

I am using Kubuntu 20.04. This morning I have upgraded some packages and after their installation I was unable to logout. This, I believe, is because of the nvidia package. I also couldn't find ...
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glitches (.xsessionrc and desktop image) after suspend

When I suspend my PC there are two different issues that might/don't always occur when it resumes: ~/.xsessionrc settings are not active (they are after a full reboot, and if I run them manually) I ...
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20.04: screen frozen, alt+ctrl+fn does not invoke tty

I had opened 6-7 application(the memory is 16GB) on ubuntu 20.04, just as I opened a new tab in firefox, the whole screen was stuck-up. The screen was still showing the GUI of firefox, but when I ...
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How do I stop xserver but still have a terminal/display to run stuff?

Hi i've looked at some other questions on stopping GDM/Lightdm to run stuff (Nvidia installs/patches) but my problem is using service stop gdm or init 3/init 5 just leave my screen with no connection ...
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Keyboard and mouse not working properly in 20.04

I use Ubuntu 20.04 and it runs on Lenevo Ideapad 720s. A few letters in my keyboard are not working properly and my touch pad has also become unresponsive. What I have tried: sudo apt-get updata sudo ...
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Running SP Flash tool on Ubuntu appliance: problems with xserver and having access to outside devices (plugged into MacOs)

Does anyone know how any tips for running could run SP flash tool on linux via Ubuntu 20 on Ubuntu Appliance? The host machine is a MacOS Catalina 10.15.5. With the ubuntu VM - how do we ensure that ...
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X server with WSL cannot see externel HDD with Linux

I enabled the WSL in Windows because I wanted to see if it is possible to graphically manipulate the files that I have on an HDD with batocera.plus from Windows 10. So I installed VcXsrv Windows X ...
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1answer
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Geforce 820M Black screen after installing Legacy Drivers

is there any way to make Nvidia 820m working in ubuntu? I tried all versions from 14.04 and ending with 20.04. I tried drivers starting with 340xx and ending with 390xx. None are working. For example ...
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Keyboard not working in Ubuntu

I have a Lenovo ThinkPad, and initially had the 18.04 Ubuntu installed. Two days back my keyboard stopped functioning, all except the top first row. In many forums people who had similar problem tried ...
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My keyboard stops taking inputs suddenly. How can I debug the issue?

I can't find a pattern in it, when it happens. Everything's working fine and suddenly keyboard stops responding. Mouse works well. Possible fixs I have tried: Restart solves the issue( I used it for ...
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Transparent nested X server (Xephyr)

I am using Xephyr to create nested X server on Ubuntu 20.04. When I execute Xephyr :10 i have got black window. I would like to get transparent window (Xephyr's root window) to make it invisible, so ...
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How do I run only a couple of programs without starting a full desktop session?

Let's say I'm at a login screen but I don't really want to start a full desktop session. Is there a way for me to run just Steam and its games: let's say Dota 2, with a game ID of 570. I just don't ...
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X Crash at-spi-bus-launcher org.gtk.vfs.Daemon

My X will crash any time I restart certain programs. The two worst offenders are a firejailed steam and an unfirejailed VLC. When I check the system log around the crash I see at-spi-bus-launcher[2126]...
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Can you run two user sessions with one machine with distinct inputs?

I am in a position where I need to share my laptop with a partner to both work on it at the same time. I have an extra display, keyboard and mouse other than the ones built into the laptop, would it ...
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Keyboard some switches not working properly in asus vivobook s14

My keyboard keys especially "5","R","E" and "F" stops working but after restart it works fine. But it is very difficult to restart laptop while in middle of the ...
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frozen or sluggish login won't allow switching accounts

Locking the screen seems to lead to a sort of non-responsive sluggishness -- almost a freeze. All too often I have to resort to rebooting with REISUB. Sometimes I can log back into the account, but ...
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109 views

can I stop X server using ssh?

I want to install an Nvidia toolkit on a remote server. It seems I should stop X server using sudo service lightdm stop. I don't know enough about this command, I'm afraid that I lose the connection ...
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1answer
206 views

npm install expo-cli --global [closed]

error 1 core-js@2.6.11 postinstall: node -e "try{require('./postinstall')}catch(e){}" npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the core-js@2.6.11 postinstall script. npm ERR! This ...
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1answer
131 views

How to run only 1 window in Xorg?

I don't want to use a desktop environment because I don't want to waste the CPU. I want to run Chromium browser without a desktop environment. I know there's already a question like this (it was about ...
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Configure GDebi Packagge [duplicate]

I installed GDebi package installer. I tried to configure it step by step but have not been successful. I have used the command: sudo apt-get install -f with the output: Reading package lists... ...
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1answer
71 views

How to auto start Xserver after boot?

I was "Desktop Environment Hopping" and I broke the Unity DE in ubuntu. I have reinstalled the unity desktop. But ubuntu is not entering into login screen gui or gnome shell gui after boot. I am able ...
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1answer
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Unable to Login after a new install

Just installed a new install along with Windows 10. Setup root (/), swap and /home partitions; and then setup display name, computer name, username and password. Can't login after restarting ...
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1answer
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How to fix X Error: BadAccess, BadDrawable, BadShmSeg while running graphical application using Docker?

I am running Ubuntu MATE 20.04 LTS. I have installed Docker to this system. I need to run FreeMat 4.2 which is not available for Ubuntu 20.04 LTS anymore because of Qt4 deprecation. I did the ...
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Random black screens in nested X server

I am running a X nested session with Xephyr to automate a game. I need the screen to be on at all times. I have disabled ubuntu sleep timer and it seems to be working for the whole pc but the nested X ...
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X server does not have DRI enabled

I have recently asked another question here regarding problems with running steam games in a nested X session with Xephyr. I think now that I have narrowed down the problem to the X server not having ...
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xrdp not listening on port 3389

$ sudo netstat -plnt | grep rdp tcp 0 0 127.0.0.1:3350 0.0.0.0:* LISTEN 83971/xrdp-sesman As you can see xrdp is not listening on port 3389. $ tail -f /var/...
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How is NVIDIA Prime Render Offloading configured in Ubuntu 20.04?

Yesterday I installed Kubuntu 20.04 from scratch on a Lenovo Thinkpad T490 laptop with a GeForce MX250 discrete graphics adapter. Prime render offloading fails with: $ __NV_PRIME_RENDER_OFFLOAD=1 ...
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205 views

4 seconds delay when switching to another TTY

After pressing Ctrl+Alt+F? to switch to another TTY (both graphical or not) I get a 3-4 seconds delay where I still see the "old" TTY before the screen switches (which is then almost instant). In ...
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1answer
1k views

Automatically setting the DISPLAY variable

At the moment, I'm using Windows Subsystem for Linux to use Ubuntu, and Xming to allow me to run graphical applications. I was wondering how I could automatically set the display variable to 0, so ...
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Kubuntu 19.10: GUI doesn't start, but I can fix it by running startx in the system console

My Kubuntu installation broke. To the best of my knowledge, I did nothing other than running apt upgrade and rebooting prior to this. All I get is a live mouse cursor after reboot, but I can switch to ...
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1answer
156 views

How to detect for a remote program that unity is running

I have a legacy program (since 1992) on a dedicated remote machine as an X-client that while starting up tries to fix all kinds of oddities using xmodmap and the like. Starting with 18.04 I note that ...
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641 views

Ubuntu 18.04 Connect to Xserver from remote

I have setup an Ubuntu 18.04 on a Touchscreen-Display and I want to start a graphical programm from a remote system to display it on the touchscreen. When I try it I get the error Can't open ...
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Login Problem due to sudo startx command [duplicate]

I'm facing problem logging in. Actually I typed "sudo startx" command to run x server that was not working with "startx". But after then login window appeared and after entering my password it is not ...
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283 views

Grey Array: cannot connect to X server '(null)' Error

So I have this school folder, where I have to call the file "Test.c" file, where it contains the code to display an image. Calling the file requires me to type "make", which im assuming is from this ...
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1answer
649 views

No keyboard/mouse input on Login Ubuntu 18.04

I've been having a super bizarre problem recently. About a week ago, I reinstalled Ubuntu on my dual-booted Dell XPS 15, since my keyboard and mouse were not working. The os itself was still fine (ie ...
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Ubuntu 18.04 `$DISPLAY` is set to `127.0.0.53` instead of `:0`

I have a freshly installed Ubuntu 18.04 on a Lenovo T470 I ran into some weird issues, which seemed to be related to rendering of GUI windows on my machine: Some code not running correctly and ...
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343 views

Ubuntu won't detect my Nvidia Geforce 1050

I recently bought a new laptop, an ASUS F570Z, which has a dual GPU (the AMD Vega GPU and the dedicated Geforce GTX 1050. Unfortunately, don't matter what I do, Ubuntu won't use the Geforce or even ...
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361 views

How to run GTK application on text mode of ubuntu and rotate to portrait view without x-server?

I am using ubuntu on text only with terminal in portrait mode to run the GTK application. I have removed GUI/Desktop mode. I tried to run it on ubuntu and other Linux operating systems. I used '...
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1answer
4k views

Understanding glxinfo error

My env is Ubuntu 18.04, headless server. lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 18.04.3 LTS Release: 18.04 Codename: bionic If I connect via ...
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1answer
442 views

WSL I am trying to run an Graphical Application using WSL through SSH but it is failing

I have Ubuntu for WSL and for classes I need to run the bochs 32-bit emulator in a Linux environment in the schools' computer lab. There is an option for using SSH to access the environment and my ...

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