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Questions tagged [xorg]

Questions about X.Org Server (commonly known as Xorg Server, XServer or Xorg), the software that runs the X window system used by most desktop window managers (GNOME, KDE, etc)

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Xorg high CPU usage when things move (Xubuntu 18.04)

There's been a lot of questions related to Xorg CPU usage but I couldn't find anything helpful yet. When doing some basic stuff like moving a xfce window, Xorg CPU usage jumps to 15%. Scrolling a ...
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19 views

HDMI connection not working

I've been trying to get a HDMI connection from my laptop to my TV. I realise there are a LOT of posts similar to this but none I've found have worked for me. System specs are; Intel® Core™ i7-8750H ...
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0answers
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xorg requires gtk 3

I want to install xorg on my minimal Ubuntu server to play with XLib. sudo apt install xorg However for some reason xorg package depends on gtk 3: The following NEW packages will be installed: ...
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14 views

How to setup Ubuntu machine to get custom resolution similar to when using -geometry option in vncserver?

I am a beginner when it comes to the world of such things like display configuration and resolution in Linux. I want to set up my Ubuntu cloud machine to have a display with 1920x1080 resolution to ...
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0answers
22 views

Login loop, Ubuntu 18.04 (with logs)

I'm running Ubuntu 18.04 on a dell xps 9560 with nvidia graphics, and I cannot login into my main desktop account. I followed all other instructions I found in forums or blogs, including reinstalling ...
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2answers
498 views

Why can't I kill a terminal window with xkill in Wayland?

When I run xkill in terminal a X (cross sign) appears which seems to kill that GUI process (application) on which it is hovered and clicked. I expect the same behavior for GNOME Terminal (since in my ...
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0answers
30 views

vmwgfx error in kernel log on Ubuntu 16.04

This is my kernel log. Near end you see: [ 24.927057] WARNING: CPU: 0 PID: 376 at /build/linux-bKdGSR/linux-4.4.0/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c:301 I found it when I investigated my ...
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18 views

Enable use of `<Control><Alt>KP_Add` shortcut

I've been trying to get the <Control><Alt>KP_Add shortcut mapped to the Put To Next Output functionality of the CompizConfig Settings Mananger. The problem is that when I try to grab the ...
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0answers
23 views

Ubuntu 18.10 Xorg Server Error Logout

I recently built a new PC and installed Ubuntu 18.10. I am having issues with being logged out and returning to the login after opening certain Applications (Settings, Handbrake etc). Logging in via ...
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1answer
12 views

Thinkpad X1C6 hangs when LG 29UM58-p monitor attached to HDMI port

I'm running 18.04 on a new Thinkpad X1 Carbon (6th gen) laptop. I can connect other monitors to the HDMI port (a random TV in a hotel room; an Asus 27" 1080p monitor) and everything works as one would ...
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0answers
10 views

Can I calibrate colors on a secondary XOrg.conf screen?

I have configured a secondary screen using a xorg.conf file. (This was needed for an experimental setup using MATLAB and Psychtoolbox.) On the secondary screen, the mouse cursor is shown as a cross, ...
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1answer
21 views

mouse and keyboard stopped working after installing xserver-xorg-video-intel

On my Intel NUC, I was trying to install the intel drivers in order to make sure that the hdmi is fully operational. So I installed xserver-xorg-video-intel which was supposed to install all the ...
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11 views

After upgrading from 14.04 to 16.04 occasional Error “The system is running in low-graphics mode”, choosing default mode working fine

After upgrading from Ubuntu 14.04 to 16.04 I only sometimes got the Error "The system is running in low-graphics mode", after choosing "default mode" everything was working fine. I checked the ...
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0answers
50 views

xauth: unable to open display “0”

I have installed /usr/local/stata/xstata-mp as root, permissions 755. When I try to run this program from a non-root account via the terminal, I get: user@host ~ % /usr/local/stata/xstata-mp (xstata-...
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6answers
6k views

xrdp failed (problem connecting) when package was auto-updated

I try to login Ubuntu 16.04 xrdp through window 10 with mstsc. It was successful in 2019/01/09 night, but failed in 2019/01/10 morning. An system auto-update log relating to xrdf is captured. ...
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0answers
30 views

Xorg high CPU usage when session is unlocked + USB port

I'm experiencing Xorg high CPU usage(90-100%) problem when I unlock session. It keeps going for 5 minutes. Process that causes problem: /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/...
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0answers
43 views

Tearing Everywhere on Wayland using Intel Graphics

If you're going to suggest this as the solution, yes I know that but that's only effective for X11 not Wayland. I looked up for the solution for Wayland or the way to use xorg.conf on Wayland but ...
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0answers
33 views

How to pass startup options to the XServer on 18.04?

I am using Ubuntu desktop 18.04 with the i3 window manager. I would like to change the keyboard key repeat rate using seat-defaults as described here. I don't want to use xset, because it has to be re-...
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1answer
96 views

Can't start GUI programs via command line due to wrong DISPLAY variable

I am using Ubuntu 18.10 and I cannot launch GUI programs via the command line. This applies to subl (for Sublime Text) and Firefox. When trying to start Firefox via CLI; it prints: Invalid MIT-MAGIC-...
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0answers
11 views

My monitor is not recognized

After some update, when I want to change the background of my screen, I can't, because when I click the right buttom on the desktop, doesn't appears the window where I can change the background. When ...
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0answers
15 views

How to swap keys on bluetooth keyboards

I have a dell 9370 and a ThinkPad bluetooth keyboard. The keyboard has a slightly different arrangement of keys than the builtin laptop keyboard. I'd like to modify the maps so they are the same. ...
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0answers
23 views

Ubuntu 18.04.1 LTS - starting second xsession fail

I try to start second xsession on Ubuntu 18.04.1 LTS. I switch to tty3: ctrl + alt + F3 then execute the following commands: export DISPLAY=:2 startx -- :2 but it fails. Logs. What is wrong ? The ...
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1answer
281 views

Black screen after installing NVIDIA drivers 390, 410, 415 for GeForce 1050 TI

Problem I cannot get my NVIDIA 1050 TI to work with Ubuntu 18.04 and 18.10 (I updated, same issues). Every time I switch from the built-in drivers to the ones from ppa:graphics-drivers, a reboot will ...
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2answers
64 views

Ubuntu 18.04 video stutters every second regularly with nvidia GPU

Problem: I've been running Ubuntu on my laptop for several months now and did not have this issue at all until today. My laptop has a nvidia gtx 960m graphics card which I thought may be the culprit. ...
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111 views

Manufacturers driver (ATI) update compatibility with xorg version

Trying to install AMD Catalyst(TM) Proprietary Driver Installer/Packager error: Detected X Server version 'XServer 1.19.6_64a' is not supported. Supported versions are X.Org 6.9 or later, up to ...
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1answer
95 views

Can't Change To Proprietary Display Driver Ubuntu 18.04

I recently upgraded to 18.04 from 16.04. My machine has NVIDIA Graphics cards Quadro 410 When i tried to change graphics driver using the GUI mode under Software and updates. The default X.Org X ...
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0answers
58 views

Ubuntu 18.04 Xorg server error

I am trying to configure my new laptop with Ubuntu 18.04 (HP Spectre X360 late 2018 version). In particular, I would like to have per-monitor HiDPI scaling for my 4k laptop screen and my ultra-wide, ...
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0answers
67 views

problem with NVIDIA GP100 running on Ubuntu 16.04.05-desktop

when I run "nvidia-smi", I got the following result: NVIDIA-SMI has failed because it couldn't communicate with the NVIDIA driver. Make sure that the latest NVIDIA driver is installed and running. ...
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1answer
29 views

Can't install Ubuntu 16.04! Display manager Xorg failed

I'm trying to install Ubuntu to my laptop Dell inspiron n5110 using USB with MBR scheme , but the installer don't show up and keep getting me that error nouveau ::: Xorg[2133]: falied to idle ...
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0answers
14 views

force / restore certain screen resolution

Is there a quick way (under both Ubuntu-MATE 16.04 and 18.04) to restore a previous screen configuration for all 3 monitors? (Laptop built-in and 2 externals) My problem is, that I have two UHD (3840 ...
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0answers
33 views

X11 Automation on VNC

I need to enter login details automatically into GUI program (Ubuntu 18.04) and click login. All that can be done by clicking tab few times, login details and enter. I would use xdotool, but I use VNC ...
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2answers
86 views

Ubuntu Desktop on Windows

One of my friends is a real Linux fan, so I decided to try Ubuntu on a VM. I mostly enjoyed the experience, but it was very slow, which I assume is the fault VirtualBox, as my laptop has 16 gigs of ...
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0answers
29 views

Adding an external monitor resolution fails

been stuck on this for a while and tried a number of approaches. From what I can tell, the new 3440 x 1440 monitor I'm trying to plug in to my Ubuntu laptop provides the following EDID information ...
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0answers
117 views

Unable to switch between integrated and discrete GPUs?

This will be fairly long post because I'd like to provide a lot of detail and information on what I've already tried and hasn't worked I've just installed Ubuntu 18.04.1 on a mid-2012 15" Macbook Pro ...
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0answers
99 views

startx (xinit) not working

So I am installing Ubuntu Server (18.10) in a VirtualBox VM and it's working, except that I can't get startx to work. I'd like to have i3wm, because it good for multitasking and it's light. The ...
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0answers
61 views

xorg configuration for switchable graphics

I have an Intel + Nvidia laptop with latest(415.23) Nvidia proprietary drivers running on Ubuntu 18.04. Sometimes it happens that in some large applications (like games) my GPU got more than 95 ...
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1answer
78 views

Dual Monitor Setting for laptop Ubuntu 18.04

I recently switched into Ubuntu 18.04 from Windows 10 on my laptop. My goal is to connect additional monitor to my laptop. I had been using my second monitor when I was using Windows 10, so I know ...
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0answers
36 views

SteamUpdateUI: An X Error occurred

I know that the question has already been asked several times on different forums but none of the potential solutions I have seen worked. The problem is that when I try to install steam on lubuntu 18....
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0answers
25 views

How can DRI 3 be enabled with AMDGPU-Pro?

So I heard that enabling DRI 3 can help performance for GPU's. SO I want to enable it but safely. This are the files I found: ls /usr/share/X11/xorg.conf.d/ ...
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0answers
31 views

Vagrant ssh X11 forwarding an android emulator

I've prepared an Android development environment using apache cordova inside a vagrant box with Ubuntu 16.04 by following mainly this guide except using the latest android sdk tools (sdkmanager & ...
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1answer
51 views

How to enable “AllowIndirectGLX” on Ubuntu 18.04 with Nvidia (1050Ti)

Following scenario: I like to a run an opengl application from a remote cli only server (with a matrox graphics card) through "ssh -X". My local machine is running Ubuntu 18.04 with Nvidia graphics. I'...
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1answer
42 views

no multiple X-screens with AMD FirePro W600

I am trying to set up a system with 9 connected monitors using two AMD FirePro W600 cards where I need to configure each monitor as separate X-screen. So far, I managed to get both cars working, i.e. ...
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0answers
70 views

Turn off backlight at BlankTime in sunxi

I have an embedded system with armv71 and Ubuntu 16.04. It has only a touchscreen (so no mouse or keyboard attached) and runs Chromium in kiosk mode, without a desktop (only X and openbox). As the ...
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0answers
51 views

Monitor resolution in xorg conf applying to wrong device

I am wanting to use a Dell 3818uw monitor with a resolution of 3840x1600 on my Lenovo X1 Carbon (5th gen), running Kubuntu 18.10. It is connecting through a Lenovo USB-C dock and DisplayPort. ...
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1answer
83 views

What kind of code do keyboard “custom shortcuts” accept

The first thing I've been taught to do when I use Debian or Ubuntu is to create a shortcut (in my case Ctr+Alt+T) to open a terminal. To do this I create a new keyboard shortcut (in the X system's ...
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1answer
70 views

Xforwarding from ubuntu to windows 7 is displaying programs on ubuntu instead of forwarding

Today i went to ssh into my Ubuntu 18.04 server from my windows 7 machine for some routine maintenance to find out xforwarding isnt working. In the ssh session, regardless of using putty or cygwin, if ...
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0answers
24 views

Switching from virtual terminal back to X disables keyboard

When switching from virtual terminal back to X the keyboard does not work any more. I'm using Ubuntu 18.04 server 64bit and on boot only kodi-standalone with openbox is started. Graphical driver is ...
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0answers
33 views

How to make Wacom Bamboo pen scrolling works? CTL-460

I have my good old Wacom Bamboo Pen (CTL-460) but it does not work in a system as it should. No stylus settings and can't scroll pages in Chrome and Chromium like it is on Windows 10 what I get used ...
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1answer
126 views

External monitor not detected in 18.10

I use 18.10 and want to use an external monitor. The display of the GUI on the build-in laptop screen is ok, but when I plug in an external monitor using HDMI, it is not detected. randr says its ...
3
votes
1answer
41 views

Why do `xwininfo` and `xdotool` give different window ids for the same window?

In a tab of a terminal emulator (lxterminal) on Lubuntu 18.04, I try to find out its window id by clicking the same place (where the shell is shown) inside the tab, either by xwininfo $ xwininfo -...