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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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Massive color temperature shifts with GNOME Night Light when selecting text

GNOME night light works fine with color temperatures ~>4500. Once I start dipping below 4500 I get the behavior shown in the gif below. I issue the command gsettings set org.gnome.settings-daemon....
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16 views

Change resolution of my intel graphic card

I have an issue with my notebook intel graphic card (the second nvidia graphic card is disabled). For a couple of weeks I can not change the resolution of the build in display. Native resolution is ...
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1answer
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installed ubuntu-desktop on ubbuntu server AND: startx requires sudo startx

sudo startx will work, but startx will not. I can see the .Xauthority file in the root directory, but man says it should be located in /run/gdm I know the problem has something to do with ...
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15 views

Populate xorg.conf from current config when using NVIDIA drivers

I'm finding my way a touch with Linux, but am an otherwise experienced developer. I am attempting to install the AIM touchscreen software for the screen on a HTPC I am building. The README file for ...
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50-mouse-acceleration.conf still does not disable mouse accel on Ubuntu 18.04 LTS

This is what I put in the /etc/X11/xorg.conf.d/50-mouse-acceleration.conf file. Section "InputClass" Identifier "My Mouse" MatchIsPointer "yes" Option "AccelerationProfile" "-...
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35 views

Fans always running and cpu continuously over 75°C

The problem started suddenly. Anybody knows what I might want to check to solve it? The command Xorg is always using at least 25% of my I7 cpu. Ubuntu 18.04, XPS 15 9550 2016 with a functionning ...
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11 views

connecting to x11vnc server with remmina (black window shown and disappearing after < 1second)

I'm trying to connect to to x11vnc using remmina on Ubuntu. Each time I try to connect, a black window (remmina) is shown which disappears after about < 1 second. Connecting and seeing the remote ...
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16 views

xkbset is too slow

I want to use xkbset preferrably but I'm having a problem that if I move mouse with numpad 2 for example, I can't click instantly after, I need to wait ~1 second. Is there any way to make that instant?...
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15 views

why must I restart a remote GUI session to use it on 18.04

In Xubuntu 16.04, getting a remote GUI session from a Windows XP was simple with remote desktop connection. On 18.04, nothing worked until ~/.xsession was modified to have a single line as follows: ...
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1answer
52 views

Ubuntu 18.04 - Gnome crashes with Nvidia 1050 ti driver 410 and Xorg, but not Wayland

Question is pretty self-explanatory. If I install the Nvidia properietary driver and enable it with sudo prime-select nvidia and reboot, I cannot log into Xorg (it immediately crashes and returns ...
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+50

How to enable natural scrolling with Logitech Trackman and libinput

I'm trying to enable natural scrolling for a Logitech Trackman trackball on 18.10. Natural scrolling is set to enabled in the system settings and is working for the integrated trackpad of my computer,...
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25 views

xcalib error -> unsupported ramp size -> Missing letters in menus and folder names

When issuing xcalib commands I was getting the error Error - unsupported ramp size 0. I was able to fix this by creating the following file /etc/X11/xorg.conf.d/20-intel.conf and placing this text ...
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24 views

How to access or connect a desktop GUI on a remote Ubuntu 18 server?

I have a VPS running with Ubuntu 18.10 Server. I want to install a desktop GUI there, but I can't use or access the desktop environment on the actual physical machine (obviously, since it's just a VPS,...
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9 views

Cannot start second X in Ubuntu 18, works in Mint

I wonder why in Ubuntu (18 in particular) I cannot start X from second terminal ctlr-alt-f1 for same user, when startx it writes at the end terminated successfully. If login with other user, X starts. ...
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1answer
23 views

How do I vary the amount of red or blue light with xcalib

xcalib -color <gamma> <brightness-percent> <contrast-percent> Is there a tutorial or anything describing how to get varying amounts of red screen by using xcalib? I only found one ...
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1answer
29 views

X server doesn't start after upgrading vbox lubuntu 17.10 to 18.04

I upgraded a virtualbox from lubuntu 17.10 to 18.04. On reboot, X doesn't start, though I can enter the console via -F1. Attempting to restart doesn't result in anything obviously interesting in /var/...
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44 views

Ubuntu Sluggish with Intel HD 520 (Using too much CPU)

I've just installed Ubuntu but I'm having a problem. The animations are a little bit sluggish. I also absolutely can't watch an YouTube video in a resolution higher than 480p as it constantly stops. ...
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36 views

Arbitrary USB keyboard scancodes to Xfree86 keycodes?

This is on kubuntu 18.04. I've built my own USB keyboard with a lot more keys than a 'normal' keyboard. In particular, it has the extra twelve function keys (F13-F24). Usbmon assurss me that my ...
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1answer
53 views

Virtual machine created from a dd image of a NUC machine doesn't start Xorg

I created a dd if=/dev/sda image on an NUC running a possibly customized Ubuntu 15.04. The NUC has 2 GB RAM, 16 GB SSD and runs on Intel Celeron 1037U. I created a new virtual hard disk and dd'd the ...
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74 views

nVidia X Server settings - kernel error

I was trying to install the nvidia drivers - first time, everything went fine. I could access the nvidia-settings and switch graphic cards. But after a system update I now have lost access to nvidia-...
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13 views

Can't run X windows

I can't seem to run the GUI after doing a fresh install of Ubuntu 18.10 on a new VM, and I can't seem to start the GUI when I run the command startx. I get this error: Screenshot 1 When I check the ...
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81 views

My PC thinks my 2nd monitor is the primary monitor

When I deactivated my secondary monitor, instead of activating monitor 2, it deactivated monitor 1 instead. I made sure that monitor 1 is the primary by double checking NVIDIA settings, & Plasma'...
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224 views

Ubuntu 18.10 does not start with Nvidia drivers

I upgraded to Ubuntu 18.10 from Ubuntu 18.04. I have two problems but I think they're related. I have a NVIDIA graphics card. Problem 1: if I have the original NVIDIA graphics card drivers, then my ...
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19 views

how to check what display driver is being used?

I am using Ubuntu 16.04. Recently there came up a message saying there are software updates(upgrade?) waiting. Though I was afraid this might cause some nuisance, (I knew my NVIDA driver was installed ...
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1answer
51 views

Problem with locale and language, I Type using Persian layout, but the (system) inserts English characters!

As I explained in the title; I just installed Ubuntu 18.10 like how I always install last versions, And now there are some problems: The default locale for Iranians is fa_IR, but the installer ...
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1answer
78 views

How to install Xorg 1.18.4 on Ubuntu 18.04 LTS?

After migrating from Ubuntu 16.04 LTS to Ubuntu 18.04 LTS I faced this old and annoying Xorg bug. It's impossible to use Ctrl+Shift hotkeys in Unity if Ctrl+Shift is configured to change keyboard ...
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46 views

How to configure 200% scale on 4k monitor, but 100% scale on additional 1080p monitors [closed]

On an Apple, when I have a 4k monitor and (2) 1080p monitors connected, Apple's drivers know how to appropriately scale the windows, calling the 4k "retina". I'm trying to do the exact same effect in ...
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77 views

High DPi screen xrandr scaling on ubuntu 18.04 LTS

I just installed Ubuntu 18.04 LTS in dual boot with Windows 10 on my Thinkpad X1 Yoga 2nd gen which has a high dpi screen (2560x1440). Since the GUI settings do not permit fractional scaling (and 100% ...
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1answer
83 views

xubuntu 18.04 login loop

When I enter my password in the log in screen the screen goes black for a second or two, then returns me to the login screen. No matter how many times I try, I haven't been able to login. I never had ...
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35 views

Resolution stuck on 800x600

I just installed ubuntu 18.0.4.1, I had a problem with booting and I was told to add the parameter nomodeset to the grub. It worked but the resolution is so bad, it feels like I'm in recovery mode, ...
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1answer
77 views

xserver-xorg-core Crash

I had the same (or very similar) problem some months ago, but after a while it disappeared. When existed I could use the system using upstart element of the Grub menu. After an October update of 16.04 ...
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VNC viewer ask for password even when running x11vnc without password

I am using x11vnc to share my desktop. It had been running for years without password and I connected to it by using RealVNC viewer in OSX and Windows. x11vnc -xkb -noxrecord -noxfixes -noxdamage -...
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48 views

Update to nvidia-drivers on Ubuntu 18.04 makes my laptop display not accessible but external dispaly is working

Update to nvidia-drivers on Ubuntu 18.04 makes my laptop display not accessible but external display is working. My current display driver is nvidia-410 for GTX 1070, it's the recommended option. ...
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170 views

External Monitor Not Detected on Ubuntu 18.04, Nvidia Drivers

I need help getting my external monitor working again; I can provide more details but I'm not sure what's relevant information. Some Background: I have Ubuntu 18.04 installed on a laptop with a gtx ...
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35 views

Keyboard repeat/delay is reset occasionally in Ubuntu 18.04

My keyboard repeat & delay settings are occasionaly reverted to slow (apparently default) values under Xorg in Ubuntu 18.04. In this situation, the actual values (as obtained by xset q) are ...
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35 views

Empty desktop after installing proprietary Nvidia drivers on 18.04

I have a new machine with an Nvidia Tesla P100 card. To install the proprietary Nvidia driver I did the following: add-apt-repository ppa:graphics-drivers/ppa apt-get install nvidia-410 That ...
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52 views

Help! I upgraded to Kubuntu 18.10 and now I'm stuck in a login loop [duplicate]

So I upgraded Kubuntu from 18.04 to 18.10, but when I reboot, I am stuck at the login screen. When I enter my password, it either freezes or goes black and takes me back to the login screen. I used ...
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545 views

Installing newest PPA driver for Nvidia (410) leads to black screen

So after some trial and error I settled on installing the nvidia drivers via the ppa: sudo add-apt-repository ppa:graphics-drivers/ppa sudo apt update sudo apt install nvidia-driver-410 410 is the ...
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1answer
15 views

Why does xrandr ignore other resolutions on a 4k monitor and only list 3840x2160 available?

Running a Triple monitor setup, 4k on laptop left and 2 monitors on the right When using xrandr or mate monitor, it only shows that the 4k has only 1 resolution, a 3840x2160 resolution. In nvidia-...
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96 views

Create self morphing rectangles while taking screenshots

I am using Kubuntu 18.04.1 I assigned the following command to the keyboard shortcut Alt+Q. convert x: -modulate 100,0 -resize 400% -set density 300 png:- | tesseract stdin stdout | xsel -bi When I ...
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41 views

Login Error On Xorg (Kernel Module Load Failed) But Works On Wayland

So, I had broken system update, and now in Ubuntu 18.04.1 LTS. At first, I cannot login at all on any login options Ubuntu, Ubuntu in wayland, Unity. Then I don't know but somehow I'm able to login ...
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249 views

Upgrade to Ubuntu 18.10 - Login Loop (Xorg Crash)

Just upgraded from Ubuntu 18.04 to Ubuntu 18.10 this morning, and am unable to login using "Gnome Classic" or "Ubuntu", but I am able to login using "Ubuntu Wayland". Logging in with the first two ...
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26 views

Get a working desktop through vncserver or x11vnc?

I want to connect to a remote Ubuntu 18.04 machine. I've been able to use x11vnc to log in to my session and work exactly on what I was doing, but if someone was to turn on the screen of the physical ...
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1answer
35 views

Disable dGPU COMPLETELY

I am on Kubuntu 18.04. I am manually throttling CPU at ~1.8Ghz. Undervolted -150mV CPU and cache. But for some reasons the temps just don't go down. Can it be the dGPU (1050 Ti Max Q) acting out? In ...
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2answers
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Ubuntu nvidia card seems not as efficient as windows.Everything is lagging

$ nvidia-smi Sun Oct 21 13:39:10 2018 +-----------------------------------------------------------------------------+ | NVIDIA-SMI 390.87 Driver Version: 390.87 ...
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custom x11 window manager not working

I wrote a window manager a few days ago that compiles, just compiles. Can any one tell me why it doesn't run? (one file, approx. 690 lines) https://github.com/dark-yux/smoke-xwm
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1answer
45 views

Dual-screen partial overlap on Ubuntu 18.04

I have 2 monitors set up with my Ubuntu system, primary (landscape) and a secondary rotated (portrait) monitor to the left of it. I've been having a problem where there's about a 2-pixel wide overlap ...
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1answer
217 views

New upgraded Ubuntu 18.10 boots to blank screen (nvidia graphics card)

After the upgrade, the system boots to a blank screen. Cntrl+Alt+F1/F2 doesn't do anything ... but the system is running, I can ssh to it, and ALT+PrtScr+B will trigger a reboot. Doing an SSH the ...
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1answer
67 views

How can I start a Qt GUI application on boot without a display connected?

I need to run a Qt GUI App on every system start and run it forever. I have created a system service for it. Here is the service file content: QtGUIAPP.service [Unit] Description=QtGUIAPP [Service]...
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34 views

Fake screen with xrandr

I am trying to get a 2+1 trihead setup with two phyically connected displays and an old mac running Debian (which could if need be become anything else) as a vnc display. I am running 18.04 and my ...