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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42 views

Xorg.conf ignores synaptics settings for scroll direction

Because of poorly functioning touchpad I wanted to provide more detailed configuration for it using xorg.conf. So I create a new xorg configuration file by copying default configuration file using ...
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0answers
269 views

How do I set my refresh rate to 120/144 hz in Gnome 3?

I realize there are several questions that look very much like this one, but none of their accepted solutions work. For example, I can set the refresh rate to 144hz using xrandr, but the obvious ...
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1answer
51 views

LUbuntu starts only in text mode [duplicate]

After some changes (I do not remember what I change) my system (lubuntu) does not automatically boot in graphical mode. After system start I have to log in (in text mode) and after that type "sudo ...
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0answers
16 views

Need help running GUI applications

I am building a minimal Kernel + Busybox Linux operating system using Ubuntu. I want to add a GUI to it, but I need to know the minimum set of packages/libraries to run graphical applications. I do ...
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3answers
538 views

Installing Nvidia 820M graphic Drivers

I started by installing nvidia-current and nvidia-prime( I have no idea what this is. I read it online somewhere.Please tell me what it is :( ) and typed sudo prime-select nvidia and it gave me ...
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1answer
113 views

How to read /var/log/Xorg.0.log.old

I am getting Xorg freezes every 10 minutes on 15.10. Whereas I can read the last syslog as the current report is concatenated onto previous sessions, I cannot read /var/log/Xorg.0.log.old as there is ...
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0answers
27 views

Unable to reinstall input drivers

When I am trying to run the command sudo apt-get install --reinstall xserver-xorg-input-all I am getting the below errors: deter@deter-Latitude-E7440:~$ sudo apt-get install --reinstall ...
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1answer
69 views

(xrandr Question) Problem with displaying Ubuntu in native resolution

If you can help me, I will be virtually in your debt. Rather long story short I have a Nvidia 8800GTS, and all the drivers result in a 'blinking cursor' on startup. I've tried repository ...
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0answers
40 views

Newbie help re: mess after upgrade to 15.10, lots of important packages want to be removed

I'm running an Alienware 14 (with Nvidia Optimus graphics). I've gone from 14.04 LTS to 15.04 to 15.10, and in the process it seems I've gone wrong with packages. My kernel stayed on 3.19.32, but I ...
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0answers
33 views

Login loop revisited

I'm using 14.04 LTS Desktop on a Lenovo laptop and it's been working great until this morning. After a reboot I encountered the login loop, where you log in and immediately return to the login screen. ...
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0answers
55 views

Mouse focus on wrong window - affects multiple versions

After several clean installs of 15.10 and 14.04 I am stuck on a very annoying problem rendering my system basically unusable. After opening a few windows, my mouse "loses focus", i.e. clicks will be ...
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0answers
19 views

Turned off display instead of lightdm login screen on Ubuntu 15.04

I have recently discovered that the nvidia-current drivers weren't playing nicely with bumblebee so I decided to use the xorg-edgers ppa and change the bumblebee conf file in order to use the ...
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0answers
15 views

Screen goes blank when TV goes off for some time

I have a Ubuntu 12.04 installed on a Fujitsu Esprimo with Intel Graphic Card. This computer is connected to a TV over DVI to the TV HDMI (DVI-HDMI Cable). The TV goes off everyday from 7pm till 7am ...
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0answers
11 views

Where's the terminal setting which controls window open placement?

I'm using an ubuntu server with fluxbox. Windows are opening top left. Would like to switch to open center. Is there a configuration file for this setting? Where is this file on ubuntu server.
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0answers
69 views

Why is /etc/X11/xorg.conf not effective after installing mtrack on Ubuntu on Macbook?

I am trying to install mtrack on Ubuntu 14.04 installed on a Macbook Pro. The instructions I have followed to do that were from here: ...
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0answers
26 views

AMD 8750m & 8550G (Hybrid) Can't install catalyst

I've tried just about every imaginable installer for FGLRX, and I absolutely need it for switching from integrated to dedicated GPU. When I install, I reboot, run startx, and it gives me an error ...
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0answers
143 views

I have Ubuntu 15.04 (Unity) and I want to use Wayland instead of X. Is that possible and how?

I have Ubuntu 15.04 (Unity) installed, my GPU is Nvidia 980M GTX. I have successfully installed Weston (using this guide: ...
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1answer
36 views

Nvidia drivers issue

I have installed Ubuntu 15.04 and upgraded the graphics card drivers to Nvidia 340 (instead of nouveau xorg). I could login normally, and even launch some app, but the screen turned to black after a ...
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1answer
20 views

Do I need to force xorg.conf usage?

My setup doesn't use xorg.conf by default; however I intend to create it in order to use RandR effectively... Do I need to to force usage of xorg.conf or will Ubuntu detect and use it automatically?
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2answers
1k views

Getting Ubuntu working properly on MSI GE62 6QF

I recently bought na laptop MSI GE62 6QF (http://www.msi.com/product/notebook/GE62-6QF-Apache-Pro.html) with i7 6700 processor and NVIDIA GTX970M \ Intel 530 graphics. I have Windows 10 installed but ...
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1answer
3k views

Ubuntu 15.10 boot hangs when starting Lightdm

I failed to read the release notes before upgrading to 15.10, I still had fglrx drivers installed. When rebooting after the upgrade it would hang indefinitely in the splash screen, I couldn't open a ...
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0answers
95 views

How to start gnome/unity by SLiM?

I have an Ubuntu 15.04 and installed Unity, Gnome3 and Awesome WM. All worked fine: I could start any Desktop Environment by any Display Manager Recently I installed a SLiM DM. $ sudo apt-get ...
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1answer
904 views

Ubuntu hangs on Starting light display manager on bootup

I've been going at this for about 10 hours, and I can't find a solution to this problem. I recently updated to 15.10, and now when I boot up, It gets stuck on "Starting light display manager" part ...
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1answer
58 views

How do I diagnose a possible regression in the Java package?

Yesterday, after installing the daily software updates, I experienced high CPU usage in a Java application that has been working fine until then. Java was among the updated packages. From ...
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0answers
199 views

Unhelpful “Could not get screen information” in gnome-control-center display - 15.10

I'm getting a very unhelpful error attempting to open the screen display preferences on Ubuntu deskop 15.10. After some research I found that it could be related to dual displays. I had an older CRT ...
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2answers
118 views

sis671 video driver

I am in a desperate situation. I have a laptop with SIS 771/671 graphics. I migrated to Ubuntu from Arch Linux recently. When I started using Arch Linux, I had trouble getting my video card to work, ...
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1answer
93 views

Kubuntu 14.04 keeps logging me out randomly

I'm on Kubuntu 14.04 and since today it randomly happens that I get logged out after a few minutes. When I login again everything has been closed, obviously - really annoying. I've searched a bit and ...
2
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1answer
629 views

How can I fix bad screen tearing on Ubuntu 15.10 with an Nvidia GTX 960?

When I play games or watch videos, there is very noticeable screen tearing. I have tried turning on vsync in both the game and the nvidia settings (sync to vblank). I have tried setting the image ...
2
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1answer
227 views

15.10 mouse speed too high again

When I enter xset m 0 0 in a terminal, the mouse speed will be ok. Is there a way to always let Ubuntu do xset m 0 0 when I have logged in? One that really works? Has anyone tried it in 15.10 or ...
2
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0answers
283 views

Bumblebee fail safe x after reboot [GTX 755M][Ubuntu 15.10]

When I installed bumblebee and the nvidia-340 drivers Ubuntu booted into a normal session. On the next reboot, after running glmark2 with optirun in the previous session, the normal x session would ...
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1answer
84 views

X server on 15.10 keeps crushing and restarting at login

My X window keeps crushing and loading to the login screen especially when am watching a video and I decide to skip forward. I am wondering what I did wrong
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1answer
117 views

External monitor stuck at 1024x768 resolution

I'm running Kubuntu 14.04 on a older Toshiba Satellite with the following graphics hardware: > lspci -vnn | grep -i VGA -A 12 00:02.0 VGA compatible controller [0300]: Intel Corporation Mobile ...
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0answers
66 views

Cannot set maximum display resolution

My laptop uses an Nvidia GT240M (its specs are shown on the image). I have tried both the proprietary Nvidia driver and the Xorg one. I cannot change the monitor resolution to its maximum (2560 X ...
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0answers
137 views

Xorg fails to start after upgrade 15.04 -> 15.10

I am near to crying with my Acer Travelmate that annoys me ever since I installed a Ubuntu version on it and hope for some help here: My newest problem is a complete failure of the Xorg giving an ...
0
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1answer
64 views

trying to figure out what happened with lightdm and Xorg

thank you for trying to help me with this issue! :) So I installed bumblebee and then my screen got a low resolution after my pc crashed (not related, cat pulled electric cable ;) ). To fix this issue ...
0
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1answer
115 views

How to add option in xorg.conf with nvidia-prime

I am using nvidia-352 with nvidia-prime. To fix the tearing issue(well known) I was trying to add options in /etc/X11/xorg.conf. But after restart nvidia or prime replace xorg.conf file. My question ...
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0answers
51 views

Binding mouse buttons to keyboard keys

My current mouse has multiple buttons, amongst which one (Button 8) I'd like to bind the pressing to the action of holding the Scroll Lock key and the release that of releasing it. I've gone through ...
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1answer
190 views

Second monitor has low resolution

Just installed Ubuntu 15.10, and my second monitor does not use the correct resolution. It defaults to 1024x768, even though it should support 1920x1080. Previously, on Windows this was not a ...
1
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1answer
568 views

lightdm - Job failed to start (xorg problem?!) / bumblebee/cuda related?

Please work through my wall of text, need help!! Thank you! Booting up my laptop this morning, I encountered the following problem: Boot to black screen with no responsiveness, couldn't even get to ...
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1answer
33 views

Ubuntu 15.04 : Green spots during video playback

I just installed Ubuntu 15.04 on a brand new Lenovo G50 laptop (with AMD Radeon graphics). I installed VLC to play HD video. Irrespective of the type of video, I am seeing green spots in the videos. ...
2
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1answer
61 views

Recommended vertical refresh and horizontal sync rates for xorg?

Are there recommended vertical refresh and horizontal sync rates to put in xorg.conf that will work universally? ie. will work no matter what monitor you have? I previously intended to put random ...
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0answers
137 views

External monitors not working with Dell Latitude E7250+EPort Plus

I am running Xubuntu 14.04 on a Dell Lattitude E7250 (intel video card) and have a Dell E-Port Plus docking station. The docking station has 2 DVI ports and 2 DP (DisplayPort) ports on the back. The ...
3
votes
1answer
72 views

How to determine why xprintidle keeps “resetting” every 30 seconds

I am trying to use xprintidle to get the X (Unity) idle time so that I can put my monitor to sleep after a certain time. (I have to use xset dpms force off because my monitor will not come back on ...
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0answers
41 views

What is the use of modifier keys in Xmodmap?

I was following this question to do some remapping. In the question, there is: Additional information: The sequence of these mappings is Key, Shift+Key, mode_switch+Key, mode_switch+Shift+Key, ...
4
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1answer
89 views

Preventing screen resolution change

Is there any way to completely block all system applications from changing screen resolution? I have only one resolution in xorg.conf but games ( under Wine but also native ones) love to switch ...
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1answer
63 views

How to activate Nvidia settings - fan control?

After upgrading 14.10=>15.04 (Kubuntu), some defaults disappeared. Archived Xorg.conf, etc. Reactivated fan control using "Option "CoolBits" "4"" So now, in the NV-Control (Nvidia X Server Settings ...
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1answer
94 views

Second Monitor won't work on 15.04

My fresh ubuntu 15.04 install will not work with 2 monitors. With one monitor everything is fine. As soon as I plug in a second monitor I am logged out,everything I have open is closed and the logon ...
6
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1answer
210 views

Is X11 forwarding over SSH possible in Ubuntu 15.10?

From what I have read, Ubuntu 15.10 is planned to include Mir instead of X-Windows for the window system (but I have not yet played with the beta releases, so I can't confirm this). Will X11 window ...
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0answers
27 views

After projector gets restarted the picture has less colors

Running on an AMD A8 machine I use the fglrx driver in Xubuntu to fire Xorg on my rooms wall through a projector. After the projector gets shut off (to standby) and switched on again the picture ...
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0answers
80 views

Pipe B FIFO underrun

All of a sudden, while reading my mail, I got this: What does it mean and how to avoid it? I do not use Nvidia or any other proprietary drivers. I could Ctrl+Alt+F1 and kill X as a workaround, ...