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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11 views

X over SSH error

So I have a simple question. I am trying to run programs that use graphics rendering using X11 forwarding. Currently I have two computers both running XUbuntu 16.04 LTS, a desktop and a laptop. I am ...
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1answer
12 views

Blank screen after kernel auto-update in Ubuntu 15.10 (from 4.2.0-41.48 to -42.49)

First time this happens to me since I switched to linux (>1y). When I reboot with the old kernel (-41.48) i get the GUI and all is fine. Any known issues with that new -42 kernel ? I have a AMD/ATI ...
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17 views

Set default Resolution system wide

I'm using Ubuntu 16.04. addicted@ADDICTED:~$ xrandr Screen 0: minimum 8 x 8, current 1920 x 1080, maximum 16384 x 16384 DVI-I-0 disconnected (normal left inverted right x axis y axis) DVI-I-1 ...
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6 views

Help debugging Xorg crashing return to login screen 16.04 skylake system

I have a Clevo P650RE laptop (Nvidia GeForce GTX 970M) that I have recently tried to get a 16.04 install on (others have apparently had success with this). After getting past the UEFI issues, I have ...
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1answer
28 views

Restarting X session shows screen blank for some time and comes up

When I restart the X session using Ctrl + Alt + Backspace in Ubuntu Machine , the X session is restarted and blank screen is showing up for some period of time(3 sec) and then the session comes up. ...
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10 views

Application running over ssh (X11 forwarding) lagging a lot with local dual monitor

I have 2 machines: - My Desktop (running ubuntu 15.04) - Development machine (running ubuntu 14.04) (both on same LAN) So far, I've been working without any issues using "ssh -X eduardo@devel1" and ...
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30 views

Screen tearing with Ubuntu 16.04 and GT710M (NVIDIA Driver 367.27)

Before you storm me with links to other threads, I'm a novice Linux user and this is my foray into the Linux world. I do like to fix things myself but I've been trying various things for ages and I ...
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99 views

Fresh Ubuntu 16.04 install with Nvidia GTX 1070 is crashing

I am one of the lucky people who received a MSI GTX 1070 Gaming X already, and so I decided to upgrade from 14.04 to 16.04 via a fresh install. The installation completed without any problems, and ...
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0answers
18 views

Cannot set lowest color depths

Want to change color depth to something like 1 or 4. With xorg.conf DefaultDepth it won't load anything other than blinking cursor if is set under 8. startx -- -depth works with 16+ bit. Xorg -depth ...
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56 views

Ubuntu 16.04 — NVIDIA X Server Display Configuration ( No Scanout)

I am currently using Ubuntu 16.04. My laptop's GPU: NVIDIA NVS 5200 m (and the Intel one).I installed NVIDIA Driver version: 340.96 through sudo ubuntu-drivers devices | grep recommended (the same ...
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15 views

login error in Ubuntu 16.04 with X authority problem

I've Installed Android Studio and wpscan metasploit and LAMP Stack server on my system. The next day when I've tried to login to my system I got that black loop page and backed to my login page. I'...
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1answer
52 views

Ubuntu 16.04 completely freezes when using Nvidia card

If I change the PRIME profile configuration on Nvidia XServer Settings to NVIDIA performance mode, it tells me to logout and log in again to apply the alterations. When I do that, nothing changes. ...
2
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1answer
32 views

Is it possible to use libertine on an Aquaris E4.5 yet?

Libertine is a software for ubuntu touch devices, which acts as a container for legacy x-apps to make them running on your device. Thete are videos and instructions of people, who got libertine ...
3
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1answer
39 views

Find details of click and keyboard events

I have noticed that there isn't much of an alternative to Problem Steps Recorder for linux, and I am going to try to make one in a shell script. How can I wait until/detect when the mouse is cliked? ...
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11 views

Steam doesn't start up, how to fix? (SteamUpdateUI: An X Error occurred) [duplicate]

Shows this in terminal: [2016-06-21 16:12:26] Extracting package... [2016-06-21 16:12:38] Installing update... [2016-06-21 16:12:39] Cleaning up... [2016-06-21 16:12:39] Update complete, launching... ...
2
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0answers
61 views

Html canvas and X Window Id

I am creating html5 application, and running it using ubuntu-html5-app-container. The page contains a canvas element. Is there any possibility to get X window id for the canvas element? As the one ...
2
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1answer
70 views

How to set native resolution via xorg.conf overriding EDID?

I have a monitor with a native resolution of 1680x1050 wich is not being detected and so can't be set through nvidia drivers. I've tried with no results to force the resolution with xrandr, as ...
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8 views

What is the general steps of resolving X-Windows (display) problems in Ubuntu?

When using Ubuntu, the display crashes frequently, especially when using NVIDIA drivers. The phenomenons may be various: low resolution, cannot login, unable to start. So when I meet some of the ...
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0answers
34 views

DRM initialised but dont work at ZOTAC with VIA ZX900 gpu

I have ubuntu 32 bits. My initial problem is freeze of xorg with [ 31.514] (EE) CHROME(0): [drm] Failed to open DRM device for pci:0000:00:01.0: No such file or directory message in Xorg.0.log ...
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22 views

mplayer can't find display

I have been trying to get mplayer to play videos from console. It worked fine out of the box on the machine I am using, a Dell Inspiron N5050, in Ubuntu Mate 14.04. I am now on Ubuntu Mate 16.04. ...
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30 views

FGLRX problem with 16.04 [duplicate]

I recently upgraded to 15.10 to 16.04. The upgrade was seamless. I, for whatever reason, decided to try out the AMD proprietary drivers. Well, had the same problem as Wiley: unable to log in. I am ...
3
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1answer
32 views

Why does installing collectd on Ubuntu 16.04 require X11?

I am setting up monitoring using Riemann and collectd on my server. When I do sudo apt-get install collectd , I get a huge list of packages including X11, fonts and icon-themes. The other option is ...
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12 views

Lowering Graphics and Processor Clock Nvdia GeForce 570

My graphics card it's standard graphics and or processor clock setting is too high. It crashes sometimes. On windows I used MSIafterburner to lower it a bit, but a google told me that MSIafterburner ...
1
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1answer
98 views

Stop monitor from going to sleep in ubuntu 16.04

I want to stop monitor from going to sleep in ubuntu 16.04. I am using /etc/X11/xorg.conf file in Ubutnu 14.04, which has below lines written in it. Section "ServerFlags" Option "BlankTime" "60" ...
1
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1answer
45 views

Keep screen rotation after monitor switched on/off

I have Ubuntu 14.04 with auto login to my session and Intel graphics. My goal is to be able to start ubuntu without any screen connected. I also want to rotate left. Actually if I start my DP or ...
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0answers
15 views

NVIDIA 480i Component Output Modelines

I have an old Sony CRT (480i) and NVIDIA 6600LE video card with Component (YPbPr) output. Everything is plugged in. BIOS screen works fine, but Linux distributions are outputting either 480p or the ...
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44 views

Multi Screen setup using SLI

I saw this question but the answer doesn't seem to be correct. I'm using 1 GPU per monitor and tried as the answer instructed but if I do that my primary screen becomes unreachable. So, I changed the ...
2
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0answers
15 views

Change screen to black and white for accessibility reasons

I need help changing my screen to black and white, but in a specific way. On GIMP, you can desaturate the colours based on Lightness (2) and Luminosity (3). I need my entire screen to be converted to ...
3
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1answer
36 views

setting the default gpu

I have two gpus on my machine: $ lspci | grep VGA 01:00.0 VGA compatible controller: NVIDIA Corporation GM200 [GeForce GTX 980 Ti] (rev a1) 03:00.0 VGA compatible controller: NVIDIA Corporation GF108 ...
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0answers
20 views

S-Video stopped working after installation of Ubuntu 16.04

My problem is produced right after the installation of the latest updates. I can see no Xorg.conf file in /etc/X11. using xrandr returns Screen 0: minimum 8 x 8, current 1280 x 800, maximum 32767 x ...
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0answers
13 views

16.04 LTS. zBook with Dreamcolor and nVidia. Disabled screen turns on after screen lock

I have an HP zBook with a Dream Color display and nVidia graphics. I use an external zDisplay. I go into the nVidia X server settings and turn off my built in laptop display in order to only use the ...
3
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0answers
31 views

How to run a program in its own, temporary, xdisplay (runx)?

For background I like to play some older games that really run better in super low resolutions and having the whole desktop switch to 320 x 400 is really not that great. I've gotten around this by ...
0
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1answer
48 views

this device is using an alternative driver[GeForce GT 630M ]

Here is the screenshot of the additional drivers: I want to use NVIDIA driver so that I can use tensorflow GPU version on my pc. I selected the NVIDIA driver and restarted but it is not working. ...
3
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0answers
71 views

Black screen on boot when any NVIDIA drivers installed

I have a machine with Ubuntu GNOME 15.10 and an NVIDIA GTX 970 graphics card. For the last few months it was working fine with nvidia driver 352.63 and CUDA 6.5 installed, however I recently tried ...
3
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0answers
29 views

Remap power button on mouse (using X)

There is a button on my mouse which hibernates my system and I want to map it to do nothing. This button was originally mapped to do something else in Windows using the Windows software that came with ...
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0answers
59 views

Dell Precision 7510 Ubuntu - reference configuration

I've just bought Dell Precision with 7510 Ubuntu 14.04 insatlled on it. I've did not back up my settings before checking them. Could anyone post me xorg configuration for such a laptop? It consists ...
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0answers
18 views

Display configuration only shows max

Once I started using the proprietary NVidia driver, I have only been able to see the max. resolution in the display settings. If I use the NVidia app, I can see all configurations but they do not ...
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27 views

What files do I delete to have my display configuration automatically detected again?

After numerous do-release-upgrades from 14.04, I'm have issues with my LCD display. Can I just delete /etc/X11 and it will all recreate itself? Or what exactly can be done?
2
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1answer
44 views

I cannot type a lowercase letter K in Ubuntu Mate on Lenovo P50

This is by far the strangest bug I have ever seen. I'm in the process of configuring a fresh installation of Ubuntu Mate 16.04 on a Lenovo P50 Laptop. I'm unable to type a lowercase 'K'. Uppercase ...
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0answers
25 views

Running in low graphics mode - existing suggestions fail to solve the problem

without being able to recall having installed anything new etc, my system now shows the low graphic mode message when I try to boot. Curiously, when I choose the recovery mode, followed by resume, I ...
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20 views

X not starting, rest of boot process works

I am running 16.04. When I boot, everything goes perfectly up to the point where lightdm would normally launch. I have tried every kernel I have. X is installed and lightdm is installed. I cannot do ...
1
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1answer
30 views

How might I run web browsers from separate spaces (sandboxing)?

Situation: In web development I need to be logged into an application as an administrator, normal user, unauthenticated user etc. I'd like to have a set up where each browser window is unaware of the ...
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0answers
53 views

16.04 image tearing and lagging

On ubuntu 16.04 when I watch movies in Kodi if I press the volume up/down hotkey I see little stutter in movie (cca les than a sec). And also if vlc is open and ff in background with YT I see image ...
7
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1answer
244 views

Get word under cursor in X11

For some scripting, I need to get the word currently under the cursor. Can xdotool or a similar tool get it?
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33 views

Nvidia X Server Monitor Refresh Rate Sets To Auto After Reboot

The version of Ubuntu I am using is 15.10, and I am using the proprietary Nvidia drivers. By default, the X Server Display Configuration settings set my monitor resolution and refresh rate to "auto" ...
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19 views

Why can I only access TTY consoles when I'm logged out

I've been experiencing this and it leaves me confused. When I'm logged in ctrl+alt+F[1..6] does nothing. I already made sure they're not disabled in the Xorg config files: grep -i "serverflags" /usr/...
1
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1answer
94 views

Kubutnu 16.04 Nvidia (optimus) external monitor shows cloning + panning

I have a weird problem using Kubuntu 16.04 on my Dell XPS 501X with Nvidia graphics. Upon connecting an external monitor at HDMI, the two monitors work, but if I scroll my mouse to access second ...
1
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1answer
42 views

Latest opened program window overrides current software window

I'm using Ubuntu 14.04 LTS. I'm finding it very annoying that whenever a program opens its window overrides the current one and gets focus. For example, I click on the icon of a program that takes ...
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71 views

Do i need to install xserver-xorg-video-radeon to update open source AMD/ATI driver via Oibaf PPA?

To update my open source AMD GPU driver (AMD RadeonHD 7470M) on ubuntu 14.04, i added the oibaf PPA and did an software update in usual way which updated some packages from the PPA. After a reboot i ...
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18 views

X.org X server grayed out in “Additional drivers”

On my laptop with a Radeon HD 8450G video card, I've noticed that I can not longer use external screens in Ubuntu 14.04; they simply aren't detected. I had a look at "Additional drivers" and notice ...