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

Incorrect Display Resolution

I have been trying to fix my monitor resolution for a while now. However everything I have tried doesn't work or isn't permanent. I've changing resolution using xrandr. I've tried editing the X11 ...
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1answer
16 views

Will installing ROS on 14.10 destroy my X server?

I was going through the installation process for ROS in ubuntu.I saw that I they have an issue for 14.04 which destroys the X server Will it do the same for 14.10? Not sure what to do next so ...
2
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1answer
21 views

Deleted drivers. How to get them back with LiveUSB?

I needed fglrx drivers, but for some reason they don't work with my computer. (Login Loops) (AMD Sapphire Radeon R7 User) So I purged them with recovery mode.. but then I was not able to get ...
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0answers
23 views

Black screen while connecting to XDMCP server on Ubuntu 14.04

I'm trying to remote connect to my Ubuntu 14.04 workstation from Fedora 20. Both sides have Xnest installed. I'm getting a black screen on the client side when I go to connect. I'm guessing Xnest may ...
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0answers
14 views

Second Monitor stuck at 1024x768 and displayed as unknown

I recently installed Ubuntu 15.04 on my laptop, I have a monitor that I connect to my laptop and both screens have a resolution of 1366x768, however the monitor is stuck at 1024x768 and is displayed ...
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0answers
13 views

HDMI audio only works when X is started with KeepTty

I have my Ubuntu 15.04 installation setup to boot into the console, and then I manually startx when I need X. My machine has an nvidia card (346.82 drivers from distro) that is connected to a ...
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0answers
9 views

Xubuntu 14.04 Help with portrait orientation in dual monitor setup (Nvidia GPU)

I'm running Xubuntu 14.04 and am using a GTX 660 with 2 1920x1080p monitors. By assigning the commands xrandr --output DVI-I-1 --rotate normal and xrandr --output DVI-I-1 --rotate left to certain key ...
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1answer
28 views

xorg.conf is ignored

I created a /etc/X11/xorg.conf using aticonfig --initial which looks like this: Section "ServerLayout" Identifier "aticonfig Layout" Screen 0 "aticonfig-Screen[0]-0" 0 0 ...
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0answers
26 views

Synpatics Touchpad occasionally not detected

I have Ubuntu 15.04 (kernel 3.19.0-26-generic) on a Gigabyte P25 W v2 that sporadically does not appear to detect the touchpad at boot. USB mouse will always work fine. The input device, when it is ...
1
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1answer
43 views

Changing Nvidia Driver black screen

I searched everyone online for solution, but it is still not working. At first I changed the Nvidia driver to use the propriety driver from the additional tab, twice, and it shows black screen which ...
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0answers
20 views

nouveau: kernel faults and Xorg sometimes stucks; or is it hardware at fault?

Not a long time ago Ī̲ got rid of AMD Radeon HD 7700 card and purchased nVidia GeForce 8600 GTS for an Ubuntu box, since many mouths shouted “don’t buy AMD for Linux, buy nVidia”. Then Ī̲ found that ...
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0answers
17 views

xhost +si:localuser not working since 14.04.3

I've been using the same 35x11-common_xhost-local config successfully to allow X11 access to other users with ubuntu 14.04, however, since I've started to use the latest 14.04.3 iso, xhost ...
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0answers
22 views

How to force Xorg to use integrated video (ASPEED) instead of my Tesla K20?

I'm trying to get my brand new server up and running for gpgpu with 14.04LTS, but I'm having issues with the graphics drivers. If I install the CUDA Toolkit, it also installs regular nvidia drivers ...
0
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1answer
56 views

Mouse does not click in the focused window but the oldest window

I'm on 14.04, lsusb shows my USB mouse on the list as Mad Catz, Inc The mouse pointer can be moved smoothly and well but button clicks are a mess. Another example: I am operating on a browser (e.g. ...
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0answers
29 views

Display issue while using Nvidia Quadro 600

I am having issues while setting up a dual monitor setup using Nvidia Quadro 600. I am getting video only on the monitor connected to the nvidia card and no video appears on the d monitor connected to ...
1
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1answer
43 views

How can I implement a new resolution mode using xrandr consistently?

Firstly, I have connected a new 1280 x 1024 (1080p) monitor at optimum resolution to my Toshiba Satellite laptop via VGA. I run Ubuntu 14.04 LTS. The problem is that the default resolutions ...
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0answers
29 views

Weird display error / Black lines all over the screen when using nvidia driver

My system: Laptop: Asus K55 Grapics driver: Nvidia 340.76 (I also have nvidia prime, so I can switch to intel graphics) GPU: GeForce GT 635M CPU: Intel Core i5-3210M CPU @ 2.501GHz So, I ...
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0answers
22 views

VNC server repeatedly crashing

I am running tightvnc on ubuntu 14.04 I have installed kde-full, and as far as I know my xstartup is correct. whenever I run something like firefox, or muon, or really anything that isn't just a ...
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0answers
14 views

How to enable alpha-transparency for windows in custom Xsession?

I want to run my software in kiosk mode (on Ubuntu 14.04.3 LTS). For that reason, I add a custom X-login via... /usr/share/xsessions/mycustom.desktop: [Desktop Entry] Encoding=UTF-8 Name=My Custom ...
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0answers
43 views

What does “!!! Unknown header type 7f” error means?

I bought a new laptop, and I can't enable discrete graphic card. The output of lspci -k | grep -EA2 'VGA|Display' terminal command: 00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. ...
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0answers
9 views

Xorg hangs on change of dual monitor configuration when sleeping (Ubuntu 14.04)

If I change monitor configuration when computer is in sleep mode (ie. disconnect cable), the XOrg hangs on wake up. I've tried already many kernels, still persist after enabling of HWE stack also in ...
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1answer
20 views

Can't start any application - unable to open connection to X

I have a strange problem on one pc that seems to have developed over the last couple of days. I log in and my wireless connection will fail continuously. While this is happening, I can open ...
2
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1answer
25 views

Is it safe to turn off apport reporting in xdiagnose?

Since about one month, I experience multiple System program problem detected when I start a session in Ubuntu. I didn't notice any further problems so I could work with the system without any ...
-1
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1answer
62 views

Ubuntu 14.10 Nvidia 540m Optimus latest graphic driver

I am using ubuntu 14.10 and 331.113 NVidia driver without an issue. However I would like to install the latest possible NVidia driver that would work with my GPU. The problem is that if I download and ...
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0answers
26 views

Slow ALT-TAB Ubuntu 14.04 - XORG CPU spike

I am currently experiencing some infuriating lag/sluggishness with Ubuntu 14.04 when doing relatively trivial, undemanding work across a few basic applications (Chrome, Mudlet, Sublime Text 3, and the ...
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0answers
38 views

Can not output to 3 monitors with an Nvidia card GTX970

I am the running latest version of Ubuntu 14 LTS and I have connected one primary monitor and two external screens to my GTX970 Graphical Card. I am using the latest and greatest Nvidia Driver from a ...
1
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0answers
25 views

2 Nvidia cards. How to switch xserver output on Ubuntu 14.04?

I have two Nvidia graphic cards in my computer. I want to use the slower one for my xserver and the faster one for computations with Cuda. However I don't know how to tell my Ubuntu 14.04 or my Nvidia ...
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2answers
26 views

accidentally uninstalled xserver-xorg-core, and all other xserver packages

I was trying to install xserver-xorg-video-dummy and said I needed to install xserver-xorg-core (which I assumed was already installed). So i typed sudo apt-get install -y xserver-xorg-core ...
1
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1answer
55 views

Can not set correct resolution for external monitor

I am using ubuntu 15.04 on my Asus X550L Laptop. Following is my lspci $ lspci 00:00.0 Host bridge: Intel Corporation Haswell-ULT DRAM Controller (rev 09) 00:02.0 VGA compatible controller: Intel ...
0
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1answer
24 views

Confirm X server is working

I am trying to install Oracle on my Ubuntu. This is NOT an oracle question, but when I run the runInstaller it runs through so environment checks. I pass all but one, the display check. it runs: ...
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1answer
22 views

Boot to blank terminal after editing xorg.conf

After adding this to xorg.conf and restarting Subsection "Display" Virtual 4096 4096 EndSubsection My computer boots to a text user interface, how do I fix this?
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0answers
117 views

Ubuntu 15.04 - Dual monitor problems

I installed Ubuntu 15.04 and I have problem with my 2 monitors. I was googling so long time and didn't find any working solution for this. 1) I need to set my left monitor primary before login ...
0
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0answers
26 views

Using two keyboards in KDE with a dedicated layout each (typically azerty / bépo)

I need to be able to use two keyboards (one standard AZERTY on my laptop) and a TypeMatrix 2030 USB (BÉPO layout). This I configured fine in xorg.conf by putting the following code in xorg.conf (which ...
0
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1answer
67 views

Nvidia driver updates still showing nvidia-331

I am using ubuntu 14.04.2 LTS. By default ubuntu was using x.orgXserver nouveau but i changed it to Nvidia binary drvier 346 (proprietary, tested). But after I udated ubuntu through Software Updater, ...
0
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1answer
31 views

dual screen configuration fail after login

I would like to setup an offset between my laptop screen and "normal" desktop monitor, so I could see the cursor entering Desktop screen in the same height where it leave laptop screen. I setup it in ...
0
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1answer
27 views

Remove Nvidia Card and switch to Intel HD graphics

today I removed my GTX 750 Ti card from my computer and enabled the internal Intel HD graphics in the BIOS. My computer boots just normal and everything seems to work fine until you try to login. ...
0
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1answer
49 views

How to revert to a previous xserver-xorg-video-intel driver? [duplicate]

I am using Lubuntu 14.04.2 I recently updated the xserver-xorg-video-intel-lts-utopic driver from: 2:2.99.914~1~exp1ubuntu4.3~trusty1 To 2:2.99.914~1~exp1ubuntu4.5~trusty1 Now I have randomly ...
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0answers
77 views

Black screen after installing then removing AMD/ATI Proprietary Drivers

I've mucked things up royally this time and fear I'm out of my depth. I'm running 15.04 with an HD6870 I had the open source drivers installed everything working fine. Steam required installing the ...
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0answers
33 views

Switch console display on linux(ubuntu) system with two graphics cards

A machine installed with a ubuntu system and two graphics cards. Both linked to a monitor. Have sucessfully switched the xwindow's screen0 from one monitor to the other by modifying the xorg.conf ...
0
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0answers
12 views

Bits of windows getting “stuck” on top after switching workspaces, how to diagnose and report?

I'm running Ubuntu 14.04 with the Xorg log tells me is a Intel HD Graphics 4000 graphics card. Normally X is fine, but every so often when switching between workspaces, part of a window gets "stuck" ...
0
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1answer
98 views

Infinite Login Loop (not permissions issue) - proprietary NVIDIA driver install gone wrong

I've got an infinite login loop issue that I need help with. Let me start at the beginning. I followed instructions from here: Ubuntu 14.04 install NVIDIA driver Result of my lspci | grep VGA is: ...
0
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2answers
141 views

Not available native resolution 2560x1440 (Display: DELL U2515H, GPU: nVidia GF550Ti, Ubuntu 15.04)

My display is a DELL U2515H. I have a nVidia GF550Ti GPU, and both should support the native resolution of 2560 x 1440 over HDMI. But highest resolution ubuntu detected automatically is 2048 x 1152. ...
1
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2answers
51 views

enable X display access for local user

I am using GitLab CI to run automated tests on an Ubuntu 14.04 setup. The GitLab CI runner created a new user, gitlab-runner, which executes all the tests. Now these tests include GUI components, so I ...
0
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1answer
42 views

Installing nVidia driver on hybrid card

I am running Ubunutu 14.04 and I have just installed it onto my new laptop (MSI PE70 2QE) and it has a hybrid intel/nVidia 960m GFX card. I have found the excellent post here How do I install the ...
2
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0answers
76 views

nvidia vs. nvidia-updates?

OK, so I haven't find any answer, only one that claims the "nvidia-updates" is newer versions, yet the driver instalator says this: 4 options: nvidia 331.113, nvidia-updates 331.113, legacy nvidia ...
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1answer
82 views

fglrx won't detect AMD Mullins R3 card on fitlet/14.04: (EE) No supported AMD display adapters were found

I'm currently testing a fitlet-XA10-LAN Barebone with ubuntu 14.04.2 x64. Everything seems to work just fine, but I cannot get 3d acceleration to work. "lspci -v" says the box has a 00:01.0 VGA ...
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0answers
21 views

Undefined reference to XLib functions when linking

I am attempting to build an old project which requires XLib functions. However, I am getting the following linking errors (plus many more): //usr/local/lib/libgdk.so: undefined reference to ...
0
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0answers
24 views

Replace screen colors

Is it possible to replace colors on my screen? I want to search for colors close to white (#FFFFFF) and replace it with something darker like a light grey. My current setup is Ubuntu 14.04, XFCE, ...
0
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1answer
45 views

installing Nvidia NVS 3100M driver fails, what am I missing?

running Kubuntu 14.04 in Oracle virtual box 5.0 on Dell (Windows 7) E6410 laptop. I've installed DKMS & guest additions. I can get better resolution now. But I assume for performance I need to ...
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0answers
24 views

Applications unreliably gaining focus on mouse click in Kubuntu 15.04

I recently upgraded to Kunbutu 15.04 and am having a problem where windows are not reliably gaining focus when I click on them. For instance, when switching to using PyDev, I often need to click ...