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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20 views

Laptop monitor loses connection and cannot reconnect

I have bought a Lenovo Y40, and it seems to be having a problem with the flex in the lid hinges. The issue is that sometimes when I move the lid in some direction, it shows wired black and white ...
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0answers
17 views

Xorg blocking a specific color channel

I'm curious as to whether it's possible or not to block a specific color channel or set of channels in Xorg. (I.e. Display only Red/Red and Green on the screen instead of Red, Green and Blue); ...
2
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1answer
263 views

nvidia control panel reporting 60hz on 144hz monitor. how to make ubuntu output 144hz?

OK, I'm using Ubuntu Gnome 15.04 wit gnome shell 3.16.1 and nvidia control panel 349.16 (think that's the newest one, correct me if i'm wrong) I have no idea why it says 60hz under the name of my ...
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0answers
40 views

How to troubleshoot a video freeze

System information: Ubuntu 14.04.2 LTS Gnome 3.12.2 kernel 4.0.0-997-generic #201503310205 SMP Tue Mar 31 02:07:04 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux (this is an updated drm/intel-next kernel ...
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0answers
118 views

gdm login screen orientation Ubuntu GNOME

I use Ubuntu GNOME 15.04, and probably this issue can be applied to 14.04 and 14.10, too. I use Ubuntu Gnome with vertical orientation for the screen since my device is often used for tablet (Surface ...
3
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1answer
171 views

How can I map keyboard buttons to my mouse buttons?

I have 2 extra buttons on my mouse that I would like to map as "Home" and "End" I am able to map mouse buttons to my keyboard using xkbset, but I would like to do the reverse and map keyboard buttons ...
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2answers
49 views

“Find” Permission Denied

I am a new user of Ubuntu and I was trying to find my xorg.conf. I used find / -name xorg.conf but it says "permission denied" like in this image. What can I do to get the permission? ...
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1answer
53 views

Ubuntu Screencast

I want to screencast my minecraft gaming. I did this firstly with recordmydesktop (and gtk-recordmydesktop). It works fine, but the file size is too high (564MB for about 5 min). I also tested Kazam ...
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0answers
32 views

clutter - Draw above Gnome Shell Desktop

I am aware of the question Drawing over the desktop and I don't think this question is a duplicate. I need a simple way to draw stuff above my Gnome Shell desktop with some scripting language. The ...
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0answers
58 views

Can't start X server on main partition — Mesa/NVidia conflict?

I am unable to start my X server any time I try booting my computer -- which is running Ubuntu 14.04 -- from the default partition (i.e., by choosing the first "Ubuntu" option in the GRUB menu). ...
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0answers
33 views

How to custom-tweak X resolution settings

Or should I rather phrase the question: how to construct a custom mode. The story is: I am a proud owner of an aging EIZO monitor (IPS, etc...) which has started to display this flaw of bad lines. ...
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0answers
37 views

Upgrade hardware enablement stack but retain kernel

Ubuntu 14.04.01 According to official documentation, upgrading the hardware enablement stack in Ubuntu to utopic-lts upgrades the kernel and xorg. I only want to upgrade xorg to correct a display ...
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1answer
40 views

Ubuntu server 14.04 CLI visual details

Basically I am trying to find out everything that there is to find out about the visual details of CLI of Ubuntu Server 14.04. Before using Ubuntu Server 14.04, I used Ubuntu Server 10.04. When I ...
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0answers
22 views

Should I file a bug report against xserver-xorg-input-synaptics?

I am following this handy guide: https://wiki.ubuntu.com/DebuggingTouchpadDetection So the touchpad never worked, and a usb mouse does - so it directs me to look for something like they show, and I ...
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2answers
121 views

Xsetwacom -list devices having issues

Ok Hi first of all, I am a new born linux user thanks to my uncle. I love it! My only problem at the moment is this: I have a Wacom Bamboo pen and touch CTH-460/k and have recently updated my ...
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0answers
38 views

xorg discrepancies between Unity and Mate

After wasting lots of time with Unity trying to configure some 3 monitors with acceleration properly, i tried xfc and also Mate where the displays and acceleration performs well, out-of-the-box, ...
0
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1answer
83 views

Crossfire Resets When Lightdm Restarts Ubuntu 15.04

So I had Crossfire running on 14.04, but I decided to update to 15.04 and now it's acting strange. I've gone through the typical steps of commenting out everything in /etc/init/gpu-manager.conf, and ...
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0answers
53 views

Can't get Unity to reload after closing LightDM (Ubuntu 14.04.2 LTS)

Earlier this morning, my computer was running a little slow, and I decided to try to close Xorg using the System Manager(btw, I had done this a couple of times before without any ill effects). ...
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0answers
33 views

Extend monitor on 12.04 doesn't work with laptop, whereas mirroring does?

I'm trying to extend the desktop from my laptop to an external monitor - Ubuntu detects the display, lets me activate it and extend my desktop to it, but then nothing shows up on the external display. ...
2
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0answers
178 views

eGalax multitouch and calibration 14.04

I'm doing some kiosk touchscreen school project. I have eGalax touchscreen and I'm using the latest eGalax drivers. I followed this tutorial : https://wiki.ubuntu.com/Touchscreen I'm using eGTouchU ...
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0answers
265 views

How to setup xorg to use multiseat in Ubuntu 14.04

I trying to setup multiseat on clearly installed ubuntu 14.04.02 with core i3 integrated video and nVidia GT260 video cards. I followed this miltiseat instruction on wiki.ubuntu and manual Multiseat ...
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0answers
61 views

Displays are mirroring instead of spanning

I have been using a dual monitor setup on my desktop for months. This morning, the monitors wouldn't display so I logged in remotely and rebooted the machine. Now the two monitors are mirroring ...
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1answer
244 views

Lubuntu 15.04 with Silicon 771/671 Graphics Card Higher Res?

I have ask a similar question before on ubuntuforums, but this is slightly different. I had ubuntu (unity) and configured it so that the resolution was quite high and it looked perfect. I have now ...
4
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1answer
194 views

How do I opt in to Early Preview of LTS enablement stack?

As explained in the wiki article LTS Enablement Stacks, The Ubuntu LTS enablement stacks provide newer kernel and X support for existing LTS releases. These can be installed manually, or are ...
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0answers
73 views

Setting screen DPI under Fluxbox on QHD+ laptops (like Lenovo Yoga 2 Pro)

I've tried every mentioned workaround here: How to find and change the screen DPI? but non of them work under fluxbox with Ubuntu 14.04, fonts look so small, even though the xdpyinfo | grep dim shows ...
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1answer
193 views

Resolution of 4320x900 with TripleHead2go Kubuntu 15.04

I used to have a resolution of 4320x900 but since I upgrade nvidia to 340.76 it gives me a max resolution of 3840x1024. I cannot find the xorg.conf file, any suggestion?
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1answer
124 views

installing X11 header file

I'm trying to compile GAMIT/GLOBK software and there are some prerequisites need. One of them are X11 library (libX11.a, libX11.so, or LibX11.dylib) and X11 header file (Xlib.h). I installed X11 ...
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0answers
138 views

Ubuntu (14.04) suddenly logout

My ubuntu is suddenly logging me out. I don't know what I can make. Someone has some tips on how to debug this behavior? Which files I need to check? Here is the output from this command: cat ...
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0answers
99 views

Screen Connected with HDMI glitches all the time

I have a Lenovo Z500 laptop with Ubuntu 15.04 and Windows 8.1 installed. Time to time I'm using my LED tv to watch movies from my laptop but sadly whenever I wanted to do this on Ubuntu, HDMI connects ...
1
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1answer
256 views

logging in kicks me back to login screen, 14.04

I'm running Ubuntu 14.04, I've got a Gigabyte gtx-960 gpu and nvidia drivers installed. Yesterday I set up Synergy, and it was working smoothly. Today once I get to the login screen, every time I log ...
0
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1answer
114 views

GTX660 ubuntu 15.05 second display correct resolution not displayed

Got a Nvidia GTX660. Tried all driver versions since 6 months without getting the solution to work in 1024x768 60. Now I choosed to use the 346.59-0ubuntu1 driver. It was working with the "nouveau ...
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0answers
49 views

How can I have both TwinView for an UHD monitor, and a separate monitor?

E.g. 3 monitors, 2 screens, 1 display. Old situation I used to have an HD (1920x1200) monitor and a smaller (1280x1024) monitor connected to my nVidia GeForce GTX 660 Ti. In the NVIDIA X Server ...
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0answers
200 views

Ubuntu 15.04 - Won't allow 2560x1440 on Intel anymore

I was previously running Ubuntu 13.04 on a machine with Intel HD4600 integrated graphics at 2560x1440p on a Dell Ultrasharp u2713hm via DVI Dual-Link without issue. Since upgrading to 15.04 however, ...
3
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1answer
235 views

Switching to another TTY after running startx and returning breaks Xorg

I've always been curious about an idiosyncrasy of Xorg that seems to happen on every machine I've tried it on; whenever I start a new X instance on a TTY using startx manually (that is, without the ...
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0answers
149 views

Add virtual X11 screen to use via VNC

I'm trying to add a second screen to my ubuntu 14.04 gnome setup, via a VNC client. To be clear: I don't want to connect to a different session, but the same. However, I want to see a different ...
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0answers
46 views

Screen flickering during boot

Everytime I boot a purple screen appears followed by heavy white flickering for 1 sec, then the screen goes black till the login screen comes up. The ubuntu logo with dots never show up. Once booted ...
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0answers
60 views

(X)Ubuntu 14.04 LTS completely freezes on my Alienware 14

I installed Ubuntu 14.04 LTS (and Xubuntu 14.04 LTS afterward) on my Alienware 14 (specs below) in dual boot with Windows 8.1 x64. I'm experiencing random and sporadic freezes (the mouse is not ...
0
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1answer
169 views

unable to access to lightdm after messing with fglrx drivers and screwing up Xorg

I recently removed the fglrx driver from my ubuntu 14.04.2 laptop computer after noticing that it's not really good for the battery life. But after restarting I ended up with this screen (after the ...
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0answers
101 views

My gnome session crashes - how to find out why and solve the problem?

Hello my xorg services in the last months at least crashed 3 times. Once I saw an error message of the httpd service on the shell. My questions are: 1.) How can we find out more about the reason for ...
0
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1answer
61 views

lightdm restarts in cycle when using /etc/X11/xorg.conf

I have a monitor Acer H233H and want to set resolution of 1920x1080. I googled it and found that it's necessary to use /etc/X11/xorg.conf. I created this file using sudo Xorg -configure, copied it to ...
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0answers
159 views

Xorg.conf is not changing the Display orientation

I am currently using Ubuntu 15.04 with a GTX 570 on 346.46. I have a 2560x1440 display with a 1080x1920 (portrait) display to the right. I am using i3 as a window manager. The displays seem to be set ...
1
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0answers
275 views

Black screen on wake since 15.04 upgrade (ATI)

Similar to this post Black screen on upgrading to 15.04 but since the hardware and conditions are different (Heathrow XT Radeon HD 7870M), I'll start another thread. If I use the fglrx driver, the ...
0
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1answer
75 views

Upgrade from 14.04 to 14.04.2 broke nvida/x … howto fix that?

I followed the answer from here, using sudo apt-get install --install-recommends linux-generic-lts-utopic xserver-xorg-lts-utopic libgl1-mesa-glx-lts-utopic libegl1-mesa-drivers-lts-utopic early on ...
0
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0answers
163 views

Ubuntu MATE brightness keys not working on MacBookPro7,1 with NVIDIA driver, even after fix

I tried the fix detailed in the first answer for this question: Brightness not working after installing NVIDIA driver The second answer caused a failed boot and I had to fix it via Recovery. The ...
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1answer
180 views

Ubuntu gets stuck at boot screen (freeze, not black) after attempting brightness fix for NVIDIA card

I tried editing /etc/X11/xorg.conf as detailed here: Brightness not working after installing NVIDIA driver My Ubuntu MATE installation on my MacBook Pro Mid-2010 13" now gets stuck at the ...
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2answers
2k views

Ubuntu 15.04 with kubuntu freeze on login screen

I have update to ubuntu 15.04 with kubuntu. But It freeze on login screen.I can not do anything even ctrl+alt+f2. Some time I can login using recovery mode but some time that also fails.It also ...
0
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2answers
137 views

3840x2160@60hz recognized during install, but not after install complete on 14.04.2

I have a GTX670 graphics card and a Philips BDM4065UC monitor which is configured for displayport 1.2. When I run Ubuntu 14.04.2 (amd64) from a USB boot mode using the tryme mode, my screen comes up ...
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0answers
207 views

HDMI Monitor Detected but no output

I am unable to get dual display working with Ubuntu 14.04 on Dell XPS 8700 with Nvidia GeForce GT 635. I have two monitors (40" TVs actually) connected via DVI-HDMI and HDMI-HDMI cables. The DVI-HDMI ...
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0answers
168 views

Ubuntu 14.04 in VirtualBox, can't install virtualbox-guest-x11

I installed virtualbox-guest-dkms and virtualbox-guest-utils OK.I then tried to install virtualbox-guest-x11, & got a message that the package could not be installed due to unmet dependencies, ...
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0answers
37 views

Nvidia drivers causing overcurrent on USB ports

I have Asus laptop with (unfortunately) Optimus technology for graphics. Overcurrent information on my two USB ports is displayed every time on boot when using any nvidia driver(331.113 and ...