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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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 ...
Shivanand Boddapati's user avatar
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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 ...
Abinash Dash's user avatar
1 vote
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683 views

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 ...
Kacper G.'s user avatar
1 vote
1 answer
1k 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 ...
Ahmad's user avatar
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npm install expo-cli --global [closed]

error 1 [email protected] postinstall: node -e "try{require('./postinstall')}catch(e){}" npm ERR! Exit status 1 npm ERR! npm ERR! Failed at the [email protected] postinstall script. npm ERR! This ...
ARUP KAR's user avatar
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1 answer
438 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 ...
adazem009's user avatar
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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 ...
Raveen Kumar's user avatar
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1 answer
1k views

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 ...
Eric Chavez's user avatar
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1 answer
8k views

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 ...
N0rbert's user avatar
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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 ...
Matheus Cardoso's user avatar
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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 ...
Matheus Cardoso's user avatar
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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/...
Joel Joseph's user avatar
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2 answers
9k views

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 ...
jtatria's user avatar
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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 ...
pLumo's user avatar
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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 ...
Naso4265's user avatar
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712 views

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 ...
Violet Giraffe's user avatar
5 votes
1 answer
173 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 ...
false's user avatar
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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 ...
TScherfel's user avatar
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530 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 ...
Justin Yan's user avatar
2 votes
1 answer
1k 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 ...
Alex Tacescu's user avatar
4 votes
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1k views

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 ...
user475680's user avatar
1 vote
0 answers
488 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 ...
Bonesworth's user avatar
2 votes
0 answers
836 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 '...
Mudit Shrivastava's user avatar
4 votes
1 answer
14k 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 ...
mrgloom's user avatar
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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 ...
A.Karwowski's user avatar
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1 answer
512 views

Vulkan pSurfaceFormatCount is zero with NVIDIA drivers

I don't know if it was an update or a package I installed but all Vulkan applications are no longer working. OpenGL apps are working though. I'm using Ubuntu 18.04 with Gnome 3. I have a GTX 950M and ...
Daniel Marques's user avatar
1 vote
1 answer
214 views

Touchpad suddenly broken on 18.04.3 LTS

I turned on my Aspire One last night and the touchpad was totally non-responsive. To use my laptop, I needed to get a mouse. The touchpad has worked fine for me for more than a year now. I am using ...
Absurdistan's user avatar
4 votes
0 answers
630 views

Second monitor in X server PRIME profile "On-demand"

Recently the new PRIME profile "NVIDIA On-Demand" has been added which apparently uses the NVIDIA GPU when needed for demanding software. However, when I activate it my second screen does not work ...
Salzian's user avatar
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1 vote
1 answer
384 views

Server randomly hangs, with the only way out a forced reboot

For whatever reason, having an X server installed causes my headless server to completely hang (no response to any pings, attempts to ssh in, input on exsiting ssh connections, anything. waiting 10+ ...
unixandria's user avatar
1 vote
0 answers
289 views

Install GUI on Ubuntu Server and remotely control it from MacOS or Windows?

I have an Ubuntu Server 18.04 LTS (intend to upgrade to 19.10 soon). This is a remote server, no keyboard or display attached. I have never used a GUI on this machine, only connected remotely through ...
RocketNuts's user avatar
1 vote
0 answers
467 views

xauth list fails

I have an issue with xauth list. When i run the command xauth list from the account student I get this error xauth: timeout in locking authority file /home/luigi/.Xauthority. As you can see the ...
Luigi Faino's user avatar
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0 answers
554 views

X Server error on a console app when I don't have any X Server

I have Ubuntu 19.04 Disco Dingo on the Windows Subsystem for Linux. I have a command line app called screenfetch (I use the dev version of it because the original displayed an awk error). When I ...
Purple Scientist's user avatar
1 vote
0 answers
2k views

Unable to login to ubuntu 18.04 (only via wayland)

I have a DELL inspiron 15-5567 and my graphics card is AMD radeon R7 M445 running Ubuntu 18;04.3. Suddenly after going to an apt-get upgrade my desktop is not logging the user account into xorg ...
Ahsan A. Ishan's user avatar
5 votes
0 answers
596 views

Can't login to Ubuntu 18.04 desktop (only wayland)

I have an XPS 9560 with Ubuntu 18.04.03 Today I had a small problem with undocking from my desktop screen so I tried to restart gnome (Alt+F2 r) and that seemed to take some time so I hard-shutdown ...
Amit Shani's user avatar
1 vote
3 answers
7k views

Display a graphical web page on Ubuntu Server

I have a raspberry pi running Ubuntu Server connected to a large display that needs to display a webpage containing HTML and CSS to show information is the lobby at my workplace. If possible, I would ...
GNULinuxOnboard's user avatar
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0 answers
2k views

How to login to ubuntu from remote when no user has logged into system

I was have setup remote login to ubuntu using VNC over ssh by using steps mentioned in below link https://help.ubuntu.com/community/VNC#accessing-your-pc I am using RealVNC viewer for this. Now ...
ART's user avatar
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364 views

No Mouse or Keyboard in X after NVIDIA Driver Update

I accidentally updated my NVIDIA drivers with apt. After reinstalling the old version (410) I end up in a command line login. Here is everything fine and nvidia-smi says that driver and cuda are ...
Meredith Hesketh Fortescue's user avatar
2 votes
0 answers
147 views

Login loop Ubuntu

I'm reposting this from another question below (same issue): I'm trying to log into my PC running 18.04 with lightDM, but whenever I attempt to sign in, the screen flashes black and returns to my ...
Allan 's user avatar
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Where is the $DISPLAY environment variable set in Kubuntu

Where is the DISPLAY variable configured in a normal Kubuntu 18.04 installation? I have a clean install of Kubuntu 18.04. I added vnc4server, but then accidentally started it for the first time as ...
David McNeill's user avatar
1 vote
0 answers
610 views

Accessing Windows Display via WSL X Server

I develop my projects within WSL and display visualizations, etc. with VcXsrv X server and export DISPLAY=localhost:0.0. This is usually fine. For a new project, I'd like to access the Windows 10 ...
Meriwether's user avatar
5 votes
2 answers
20k views

How to install the newest xserver-xorg-video-intel on 18.04 Bionic?

I have an Intel UHD 620 GPU, whose drivers, on 18.04 Bionic, put me in a conflicting position: if I use the default (either HWE or not) Xorg video drivers (xserver-xorg-video-all, everything works ...
Marcus's user avatar
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3 votes
1 answer
2k views

Error while updating software Ubuntu 18.04 LTS

I am getting below error while updating software. Edit : I am getting the same error when I run 'sudo apt-get upgrade'. [ 1201.873] _XSERVTransSocketUNIXCreateListener: ...SocketCreateListener() ...
Sahoo108's user avatar
1 vote
2 answers
3k views

how to get DISPLAY variable at the ubuntu login screen?

I have a bash script to check user authentication which sets DISPLAY variable as: export DISPLAY=:0.0 xhost +local: After system bootup, at the login screen, this script fails and error is: ...
abhi's user avatar
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1 vote
1 answer
495 views

Ubuntu Paragon FS Login Loop

I haven't recently updated Ubuntu or anything, it was working perfectly fine, until it suddenly refused to log me into desktop anymore. Whenever I login, it pauses for seconds, then brings the login ...
mohkamfer's user avatar
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4 votes
2 answers
2k views

"XKB: Could not invoke xkbcomp" error when attempting to start xserver

I am trying to set up Xpra on my headless Ubuntu server but have been having problems. I managed to find a suggestion that I should run this command to first establish whether Xorg is working: Xorg -...
XJDHDR's user avatar
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2 votes
0 answers
101 views

How do I rotate the screen by X degrees?

I am creating an interactive project which runs on lubuntu (with nvidia drivers) and where the screen is tilted by 42 degrees. I would like to counteract this rotation in the viewport by rotating it ...
Erik's user avatar
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0 votes
0 answers
2k views

Windows Subsystem for Linux (WSL): X error of failed request: BadWindow (invalid window parameter) [duplicate]

I am using Windows Subsystem for Linux (WSL), and I have just installed xcrysden on it with no apparent problem, however when I try to run it, I repeatedly get the Following error: X Error of failed ...
Barbaud Julien's user avatar
2 votes
0 answers
1k views

How to switch which graphics card is used for video output

I have two graphics cards: A GTX 1070 Ti and a Quadro K620. I need to use the Quadro for my monitor output so the more powerful 1070 can be devoted to computation. Whenever I plug a monitor into the ...
NewCTwo's user avatar
  • 21
2 votes
0 answers
1k views

18.04 upgrade dbus fail starting X server

I upgraded my desktop from 16.04.5 to 18.04.1 and find after booting that the start up freezes. In recovery, looking at the journalctl output I see stan-desktop dbus-daemon[3424]: [session uid=0 pid=...
stan812's user avatar
  • 21
0 votes
1 answer
343 views

Display Problems Basic Apps

i am running an Ubuntu 18.04.1 with all Packages up to Date. At the moment i have trouble Displaying some Programms such as gdit and calc. In Gedit the background should be white, but it is somehow ...
user1052984's user avatar

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