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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1answer
160 views

Nvidia Problems - how to completely “reset” Xorg?

There is a complete background below (borne out of frustration) as to why I want to know this - but the basic question is how do I completely reset Xserver to the state it was in when I installed ...
1
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1answer
213 views

ubuntu 14.04 LTS nvidia drivers

I have a gtx 780 nvidia graphics card and i would like to use cuda. To do so, I need the nvidia drivers rather than xorg server drivers. The problem I have is that every time I install a driver from ...
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0answers
44 views

Why would xrandr display so many displayports?

I'm trying to fix the resolution of my monitor, but I don't even understand the basic xrandr output. Here is the setup (it may help you explain the output of xrandr): monitor: dell 3007dwp card: ...
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1answer
75 views

Dell 2715H flickering on a Thinkpad W530 running Lubuntu 14.04LTS

I just got the Dell 2715H and hooked it up to my Thinkpad W530 via the docking station's DisplayPort. The laptop has an nVidia K1000M with 2GB of memory. The monitor is detected fine using both the ...
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2answers
354 views

Problems installing Nvidia drivers, Ubuntu 15.04

Using Ubuntu 15.04 on a desktop that has onboard Intel graphics. Recently installed add-in card with Nvidia GeForce GT-730. I'm unacquainted with Nvidia drivers and wasn't aware of the ...
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1answer
67 views

play video in minimal ubuntu

I am trying to play video using mplayer/vlc in minimal ubuntu. At start up i login into tty1, i installed xorg and executed startx command from tty1 which takes me to tty7 terminal automatically. In ...
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0answers
59 views

Tearing on Ubuntu 15.40

I have laptop Asus n76vz hybrid graphics and discrete graphics card nvidia-650m. It installed Ubuntu 15.10, KDE 5, video driver nvidia-352. When you drag a window, watching videos may see horizontal ...
1
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1answer
443 views

Intel integrated graphics screen tearing

I seem to be having problems with screen tearing on my Intel nuc5ppyh(n3700 quadcore) with intel integrated graphics. I'm using ubuntu 15.10 with gnome3 but the problem consists in unity or xfce as ...
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0answers
25 views

Bizzare rendering issue with Intel 965G graphics

I've recently revived an older desktop computer, which previously had Ubuntu 14.04 on it but hadn't been used for at least a year. I've managed to get 15.10 onto it, and it all went well and boots ...
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0answers
100 views

15.04 Ubuntu mate and ATI Radeon 5550 lose screen resolution

Newly installed Ubuntu Mate 15.04 on my machine with ATI Radeon HD5550 experiences problems with screen resolution. When use driver from xserver-xorg-video-ati - only 640*480 When use driver from ...
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2answers
74 views

libGL.so missing after NVIDIA driver installation

On Ubuntu 14.04 with nouveau display driver I did the following: 1) Installation of NVIDIA kernel driver (display worked correctly) Now I'd like to undo this installation and return to the nouveau ...
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0answers
25 views

Invert colors, change to grayscale as a toogle

I want to toogle my screen colors (for example with keyboard shortcut) between normal and inverted+grayscale. xcalib -i -a does what I need to invert them, but does not seem to be capable for making ...
4
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1answer
75 views

How to execute a command after a certain period of inactivity, triggered by keyboard & mouse activity and full screen window?

My machine suspends after 5 minutes of inactivity, however I want to execute a command as well after 4 minutes and 30 seconds of inactivity. Is there a way to run a command after 4 minutes and 30 ...
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0answers
38 views

AMD driver issues (Ubuntu 14.04 w/ KDE)

As I am a user that moved from windows, I really enjoy PC gaming. So, when I moved over to Ubuntu, I realized that it really, really sucks. I think the main problem here is the AMD drivers, but I'm ...
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0answers
96 views

Ubuntu Gnome 15.10 Blank 2nd Display (Nvidia)

So I have installed Gnome 15.10 and everything works well, it is refreshing after a few years on Xfce to return to Gnome. My issue is with the generic display driver both monitors work. But using the ...
1
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0answers
67 views

Cannot change monitor refresh rate via VGA to DVI connector

I am using some old CRT monitor currently with Nvidia g210 graphics. I am dual booting Win8 and Ubuntu 12.04. What bogus me, is I cannot get desired resolution with max refresh rate as I get on ...
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0answers
28 views

X11 freezes and responds to no input?

Recently, I've began to notice that my Ubuntu installation is having some serious problems with X. On occasion, my system will lock up, and X will no longer update the screen. I can still do things in ...
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0answers
59 views

[Lubuntu]Default Resolution Problem

I have a problem. I have to let you know as a warning that I am a completely newbie. I just installed Lubuntu 15.04 and I wanted to try them. I am a windows user and coding seems a bit rough for me ...
1
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1answer
135 views

intel driver suppressed after removing NVidia card (switching from NVidia to Intel failed)

today, my NVidia graphics card gave up. I removed it from my computer and switched to the on-board one: $ lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation Xeon E3-1200 v3/4th Gen ...
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0answers
64 views

How can simulate mouse clicks in a cron job on a headless machine?

I have a headless machine running Ubuntu 14.04 LTS. I'd like to set up a cron job to daily click some buttons on a web page. I often use X2Go, and I know I could manually open an X session and use ...
3
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1answer
1k views

How to set up triple monitors in 14.04 with NVIDIA GTX980M

I'm used to working with three monitors at the same time (laptop monitor + two external monitors). However, I don't seem to be able to get it working on my Ubuntu 14.04 with a GTX980M + Intel ...
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0answers
45 views

My custom keyboard does not work

I am trying to create a modified version of Colemak inspired by Programmer's Dvorak, but aimed at writing in LaTeX. The current, experimental version is seen below. Like in Programmer's Dvorak, the ...
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0answers
44 views

I can not configure any permissions for the monitor 24 " in xorg.conf

I can not configure xorg.conf all modes for your monitor LG Flatron w2443s (24 "), the system only defines the two available modes 800x600 and 1024x768 but according to the manual of the monitor ...
0
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1answer
80 views

Triple Monitors, Dual Cards, and Openbox problem

I have a 3 monitor setup on 2 video cards (nvidia and onboard intel) and they all work, however not quite the way I'd like. When it was just the 2 monitors on the nvidia, Openbox would treat them as a ...
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0answers
7 views

Forcing an X Error

For testing purposes I need to force an X Error in my code (doesn't matter which one). Can someone help me with a code snippet that would do this?
1
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1answer
101 views

unable to use nvidia proprietary driver with nvidia card in multi seat setup

I have an Ubuntu 15.10 installation with onboard Intel Graphics and an nVidia graphics card that I am trying to setup in a multiseat environment using udev/loginctl. Although I get the output in the ...
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0answers
30 views

PLEASE HELP?!?! Partitioned on a Chromebook, don't know how to fix!

So I set up some hard drive partitioning on my school Chromebook and installed Kubuntu (bad idea right lol I live dangerously.) I had it working seamlessly until an error came up when I tried to ...
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0answers
213 views

ATI drivers incompatible with xorg

some of you are having problems with ati driver? I have a Radeon R7 240 and It Seems That the drivers are no more compatible with the xorg server I'm using...what can I do? I'm on the last release ...
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1answer
190 views

Lubuntu 14.04 xorg-server crash every ~6 hours (NVidia)

Every few hours my fresh Lubuntu 14.04 laptop crashes violently. Bringing Xorg server down. I have an asus ROG with geforce gtx-960m. I looked at the xorg server log and it seems to point to a Nvidia ...
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0answers
57 views

cant start unity/ubuntu

yesterday i installed ubuntu and was able to use it and log into it, today i cant use chronos@localhost to start it. i type sudo startunity but all it says is chronos@localhost / $ sudo startunity ...
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0answers
124 views

Video drivers Radeon R7 240

I'm having troubles with the video drivers, I have a Radeon R7 240 and I'd like to use the GPU but it doesn't work, I tried to download the drivers here ...
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1answer
50 views

Ubuntu runs in Low Graphics mode after modifying Lightdm.conf

I wanted to disable the guest login in my Ubuntu 14.04, so I opened the lightdm configuration file using: sudo gedit etc/lightdm/lightdm.conf But the file was Empty (There were NO lines like ...
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1answer
164 views

Ubuntu 14.04 touchpad detected but not working

I am currently using a Toshiba Satellite P850-138 with Ubuntu 14.04 LTS. I've been running Ubuntu on this laptop for about 3 years without any issues related to the touchpad until now. I was running ...
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0answers
409 views

Getting error “No protocol specified. Error: Can't open display” when using remote X Server

I have two hosts, host A and host B. Both are Ubuntu 14.04. I want app's GUI on host B displays on host A. So, on host A, I opened a terminal(used Ctrl+Alt+T) and then ran a X Server using the ...
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0answers
61 views

Error When Attempting to Run sudo GUI Program in Lubuntu 15.10

Whenever I attempt to run a GUI program as sudo from LXTerminal, I get this error: No protocol specified ** (aptik-gtk:2701): WARNING **: Could not open X display No protocol specified Failed to ...
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0answers
42 views

Xorg Conf in Ubuntu Server 14.04.3 LTS

I am currently using multiple desktop environments and various window managers and ubuntu currently defaults on the wrong primary monitor. How can one generate a xorg configuration and then select a ...
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0answers
35 views

Is there a reasonable chance of making money on an Ubuntu desktop utility application?

I recently asked this question on Quora. Unfortunately I didn't get much of a reply, so I thought of asking here... Hopefully this question is not off topic, but I want to know if any others here ...
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0answers
55 views

Why is Xnest not listening on 6001

I cant work out why when I run Xnest -ac :1 it does not listen on port 6001. I need this specific scenario so that on other machines I can throw an xterm screen back. I have my configuration so that ...
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0answers
330 views

HybridGraphics AMD/INTEL doesn't work

Another trouble with HybridGraphics. I didn't find an issue for the moment. I read https://help.ubuntu.com/community/HybridGraphics but no way. I would like to be as precise as possible to describe ...
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0answers
35 views

Can't log into Ubuntu

I was trying to install dolphin-emu and ended up completely breaking my system. At some point after downloading, I noticed that all of the file and folder icons were blank white squares (as if the ...
2
votes
2answers
241 views

15.10 Nvidia Graphics Issues

I recently upgraded to 15.10 from 14.04 (15.04). I seem to have everything working OK but installing proprietary Nvidia drivers has proved beyond me. I have tried all the available options in ...
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2answers
736 views

Resolution problem Ubuntu 15.10 after 4.2.0-18 linux update

I have an NVIDIA GeForce GT540M video card and since I updated from Ubuntu 15.04 to 15.10 I've had a LOT of problems with my screen. No nvidia privative driver will work (all of them give me a black ...
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0answers
267 views

mouse and screen freeze every few seconds (Ubuntu 15.10, two nvidia cards, four monitors, nouveau video driver)

I have two identical video cards (Nvidia GTX 560) and four identical monitors (LG model E2240TI), all four arranged horizontally. I have gnome-session-flashback installed and am using the ...
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2answers
292 views

Can Not Change to Correct Display Resolution

First sorry for my bad english. I cannot change my display resolution to correct one. It is not in the resolutions list in the display settings. I really searched my problem but I could not solve. My ...
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0answers
26 views

Display preferences and xorg.conf

I am new to Ubuntu. What is the relationship between the settings that I set in Ubuntu Displays panel and /etc/X11/xorg.conf file? Do they describe the same set of parameters? If yes – what if there ...
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0answers
10 views

Bootable download to get rid of WINDOWS [duplicate]

When I download the image is it bootable, or do I need something like VMware player to run it
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1answer
251 views

Who maintains gpu-manager?

gpu-manager reporting what seems to be a problem. No documentation. No apparent home. Who maintains it? How do you get in touch to report problems?
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1answer
73 views

15.10 x64 Desktop on Dimension 3100 - X Stability Problems

It looks like the Xorg/Intel in 15.10 is having problems not writing between the lines (metaphorically speaking) and corrupting memory. Here is the error output, has anyone else run into this.. it ...
1
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1answer
199 views

How to pass a program and its arguments to startx

In terminal, I do like this and it works fine: $startx google-chrome-stable It brings up chrome (just as an example) fine. But lets say I want to do with some arguments: $startx ...
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0answers
118 views

How to reinstall synaptics drivers for my mouse?

I used "sudo apt-get --purge autoremove xserver-xorg-input-synaptics" since I wanted to reinstall synaptics(two finger scrolling had stopped working after restart). I used "sudo apt-get --purge ...