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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39 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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0answers
32 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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0answers
35 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
58 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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14 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
158 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
47 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
18 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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0answers
49 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
20 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
48 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
24 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 ...
1
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0answers
17 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
34 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
60 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
97 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
31 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
73 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
19 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 ...
1
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0answers
28 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 ...
1
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0answers
30 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 ...
0
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0answers
23 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
34 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 ...
1
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0answers
77 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 ...
8
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1answer
256 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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0answers
43 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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0answers
21 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
111 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
43 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 ...
0
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0answers
86 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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0answers
23 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 ...
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0answers
18 views

Xubuntu 14.04 boots to a blank screen after update

After rebooting my Xubuntu 14.04 boots to a blank screen after showing logo . I Thought it's because of a x.org server so I booted to Grub but there was no "failsafex" and I booted again normally ...
0
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1answer
44 views

Upgrade stalled. 14.04 to 15

Whilst upgrading from 14.04 to 15 the installation black screened. I waited for 15 minutes then rebooted. Ubuntu 15 started in terminal mode. How do I verify the installation and start the desktop? ...
1
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0answers
17 views

Xnest switches to full screen when I start startx in it

I launch Xnest with Xnest -ac :1 -geometry 800x600 then I can run xclock in it from another terminal with DISPLAY=:1 xclock but when I attempt to start X session in it from another terminal ...
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0answers
28 views

Crash reports and memory dumps

I always had a problem with X server where the X client crashes and quickly comes back with visual artifacts. this is what Nautilus looks like and this is VLC Although this issue doesn't ...
1
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0answers
26 views

Setting up xkb for a single user causes “X Error of failed request”

I'm following this recipe to set up a key rebinding for a single user. I do the following: cp /usr/share/X11/xkb/symbols/pc .xkb/symbols/pc mkdir .xkb/keymap if [ -d $HOME/.xkb/keymap ]; then ...
4
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1answer
182 views

ThinkPad Intel Graphics issues 16.04

I've been having some fairly major issues with Ubuntu graphics. Googling turns up many Launchpad bugs, many Stack Exchange articles and pages from other forums. But no one seems to be fixing this so I'...
0
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0answers
2k views

Error: cannot open display firefox in linux

When I run firefox in bash, I am facing this : Error: cannot open display or Error: GDK_BACKEND does not match available displays I installed xauth , xorg etc. But did not resolve my problem. I try ...
0
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0answers
82 views

Screen tearing when scrolling and in games

I've been getting screen tearing that is only present in Ubuntu (MATE 16.04). Often when scrolling on pages, I get a horizontal line that tears through, and the same goes for games, particularly ...
0
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0answers
187 views

Ubuntu 16.04 login loop wit nvidia GTX 960M

I've been through several questions about login loops with no result for my case. My laptop is a MSI GP62-861XES i7-6700HQ 16GB 1TB GTX960M I've tried with nouveau and several versions of nvidia ...
0
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1answer
27 views

two gpu two x session, move mouse from one x server to the other

and xinerama sucks.. So I thought I might use two x servers.. but I do not understand how I move the mouse courser from one screen to the other. Thanks.
0
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0answers
37 views

lightdm gdm and slim

I don't have a login screen. Doing sudo service slim start brings me to a login screen which then turns blank. Essentially I do enter my credentials but apparently log into nothing. sudo service ...
0
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1answer
25 views

Is it possible to run a virtual terminal in X session

I want to try some svgalib graphical examples which switches to tty7 console. Instead I want to try it in X session, so I need virtual terminal in fixed size (say 100x100) in current desktop without ...
0
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1answer
207 views

Ubuntu 16 doesn't boot graphically and startx doesn't work

Ubuntu used to work almost fine the last two weeks, I restarted it to play a game under windows, I restarted it again to boot Ubuntu again and now if I boot normally, it gets stuck in the boot screen....
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0answers
33 views

Java Swing Application Ubuntu 14.0.4(x11 problem)

I am using java swing application on ubuntu 14.0.4 32/64 bit os.i am using servlet listener to trigger my swing application.I have configured tomcat as service in ubuntu to start it automatically. ...
0
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2answers
380 views

Installing NVIDIA GEFORCE 820M Driver in Ubuntu 16.04 LTS

I want to install Nvidia Geforce 820M graphic card driver in ubuntu 16.04 LTS. I tried all sort of sudo apt-get install nvidia-current and all those ppa, Additional Driver, Synaptic.. But still the ...
1
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0answers
14 views

Xorg repeatedly tried to add built-in webcam as keyboard

First time poster here. I'm having a problem with xorg and my laptop Dell Inspiron 15 7537 running Ubuntu 15.10. I'm not configuring the nvidia GT750M in my system so no nvidia stuff at all in my ...
0
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0answers
34 views

How to select/activate monitor to use via terminal?

I have just installed Ubuntu Server 16.04 LTS on an all-in-one pc Acer Aspire Z1650. Installation went smoothly and succeeded. But, now I have a problem. After restarting for the first boot, the ...
0
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0answers
26 views

How to start X application with specific width an height?

I didn't found good solution except using xdotool enter link description here, Could I just append some arguments after application start command to archive this? Thanks for your help.