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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13
votes
2answers
8k views

What is the X server?

I have been using Ubuntu for quite some time but, I have no idea what the X server is? I hear it quite often. I would like to know what the X Server is and what it does. How ~/.xinitrc file is used ...
1
vote
0answers
9 views

Continuous scroll on Wacom

After going through several posts, I am able to configure my Wacom bamboo pen to scroll up/down by assigning pen keys 2/3 the actions from buttons 4/5 from X11. xsetwacom set "Wacom Intuos PT M 2 Pen ...
0
votes
0answers
22 views

Installing nVidia driver - Ubuntu 14.04 LTS

First, I tried to install nVidia driver (for my 920M) using .run file. I've disabled X server using "sudo service lightdm stop", then run the .run installer, installation was succefull(I did "sudo ...
3
votes
1answer
60 views

X windows hanging during Ubuntu boot

I was able to figure out the cause of this problem I was having Unable to boot Ubuntu 14.04. The X server is refusing a connection. I was able to boot by pressing shift continuously and I was able to ...
0
votes
0answers
8 views

Install xserver-xorg-video-intel=“2:2.99.910-0ubuntu1.6” Ubuntu 14.04.4 with unmet dependencies?

I am affected by the bug #1362848 where there is a black screen but login sound can be heard. I am trying to apply #40 which tells to install xserver-xorg-video-intel official version. But when I run ...
1
vote
1answer
11 views

Run a command every time a change in keyboard hardware is detected

I use a custom keyboard layout [Ubuntu Desktop 16.04 with Unity], via xkb and Xmodmap (similar to http://superuser.com/a/111968/488410). However, each time I restart the machine, dock/undock, plug/...
1
vote
1answer
28 views

`xset m` value keeps reverting during PC use

I'm using xset m 0 0 To disable mouse acceleration. I also have it in a startup script as such: ~/bin/mouseaccdisable #!/bin/bash xset m 0 0 (I also have that command in /etc/X11/xinit/xinitrc....
2
votes
0answers
4 views

How to set cursor speed on login screen with xserver-xorg-input-libinput?

Since installing the xserver-xorg-input-libinput package I have been able to set my cursor speed on Ubuntu GNOME 16.04 with GNOME 3.20, and I have it at a speed I like, whereas the default was too ...
0
votes
0answers
7 views

Intel Binary Configuration Tool (BCT) crashes with BadAlloc

I am trying to run the 64-bit version of Intel's Binary Configuration Tool on Ubuntu 16.04 LTS (amd64). But the program is crashing with the following error: Gdk-ERROR **: The program 'bct' received ...
13
votes
3answers
23k views

Xconfig xrandr badmatch

Recently I minimal installed my OS, but got an unexpected error while setting my monitor resolution. it seems like a very old problem, but this time there are something else(I think). to install the ...
3
votes
0answers
21 views

Ubuntu 16.04 ~/.xsessionrc run twice on startup

i'm quite new to Ubuntu/Linux and i'm trying to start a desktop application at launch with a script located in ~/.xsessionrc. The script works but for some reason ~/.xsessionrc runs twice on startup ...
0
votes
3answers
4k views

How to edit the xorg.conf

My development environment Ubuntu14.04 I use Ubuntu 14.04 usb boot. When I installed CUDA7.0, the black screen appeared. But, I can enter the console mode. so, I tried to edit the /etc/X11/xorg.conf....
0
votes
0answers
8 views

Run startx from a ubuntu docker container on ubuntu host OS, blank screen with an X icon in the center show up

I had an ubuntu docker image that have installed ubuntu-desktop package. Started it on my Ubuntu 14.04 LTS host OS (an Ubuntu VM) by command : sudo docker run -it --privileged *IMAGE_NAME* bin/bash ...
0
votes
1answer
22 views

X11 errors over SSH

i get following errors when trying to open programs over ssh. $ thunar Thunar: Cannot open display: $ libreoffice Failed to open display $ firefox Error: GDK_BACKEND does not match available ...
0
votes
1answer
21 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 ...
0
votes
0answers
27 views

Dual monitor setup with Two Graphic cards on Ubuntu 16.0 (GTX 630 and GTX 610)

I'm trying to setup Dual monitors for extended desktop on Ubuntu. I have two cards, GTX 630 and GTX 610, its been a mess for the last 2 days but I've made it work up to a point where the mouse moves ...
0
votes
0answers
16 views

Optirun Cannot access secondary GPU - error: [XORG] Invalid argument for -config

I am experiencing a weird issue with bumblebee. I have installed bumblebee-nvidia with nvidia-364. Bumblebeed starts, but when I try to connect with optirun, optirun reports: [ 1225.971452] [ERROR]...
3
votes
3answers
13k views

After upgrading from 13.10 to 14.04 LTS Intel drivers not loading only Gallium 0.4

So this morning I was informed of the 14.04 LTS release and asked if I wanted to upgrade. I performed the upgrade process and all went fine, but when I checked the video drivers after the upgrade was ...
0
votes
1answer
8k views

Restore Xorg core and config files ubuntu 14.04

This question is a follow up on this one. I have recently upgraded from Ubuntu 12.04 to 14.04 and xserver broke during the process. I have tried reinstalling from the command line running the ...
0
votes
0answers
8 views

How Can I Preview the 16.04 XOrg on Ubuntu 14.04

I wanted to try out the new hardware enablement stack (14.04.5) on my Trusty Tahr machine to get a taste of the new kernel and XOrg from 16.04, however only the new kernels are available in the ...
0
votes
0answers
19 views

How to use 1k external monitor with 4k Dell Precision laptop

I have a 4k Dell Precision 5510 laptop, and I need to add a 1k external monitor to it, but I can't get the resolutions to get along. If I use @2x scaling, everything looks comically large (and ...
5
votes
5answers
3k views

windows maximize to full screen and bottom hides behind the panel

I have one monitor above another. I would like to have a panel at the top of the bottom monitor and another at the bottom of the top monitor. Putting the panels in place works as expected. However, ...
0
votes
0answers
11 views

Cannot configure external monitor

I'm trying to connect my laptop (Dell precision m7510) to an external monitor (Dell U2711), either using DisplayPort, or using the HDMI and to no avail. It appears as though the monitor is recognized,...
1
vote
1answer
35 views

Login Loop - “BadValue (integer parameter out of range for operation)” - 16.04

I was running Ubuntu 16.04 LTS with a manually installed NVIDIA 361 driver. After upgrading the driver to v367 I am now locked out of Unity with a login loop with the following error in .xsession-...
0
votes
0answers
25 views

NVIDIA Driver problem with Bumblebeed

I installed the NVIDIA driver 361 with Bumblebeed: After that as I go to additional driver, the system shows NVIDIA driver is being used as following: Screenshot on Additional driver However, when I ...
0
votes
2answers
605 views

Successful boot, but no video output

Ok, just installed Ubuntu 12.10 on an ASUS Zenbook UX32A (integrated graphics). On boot, screen goes black, and doesn't come back on. However, the computer boots successfully and I hear the login ...
0
votes
1answer
15 views

X11/extensions/Xcomposite.h: No such file or directory

I've tried to compile http://unix.stackexchange.com/a/228674 under Ubuntu. Unfortunately ending up with following error: /tmp/find-cursor$ make cc find-cursor.c -o find-cursor -lX11 find-cursor.c:...
0
votes
0answers
37 views

Help debugging Xorg crashing return to login screen 16.04 skylake system

I have a Clevo P650RE laptop (Nvidia GeForce GTX 970M) that I have recently tried to get a 16.04 install on (others have apparently had success with this). After getting past the UEFI issues, I have ...
0
votes
0answers
19 views

Nvidia driver breaks X? [duplicate]

I have recently replaced my old broken hard drive in my laptop. The bad thing is that the old hard drive had a pre-installed ubuntu and recovery partition with all the drivers shipped with it. So ...
0
votes
4answers
9k views

How do I set resolution to 1440x900 with Nvidia?

I have an Nvidia GeForce 9800 GT card and suddenly after some recent updates on 12.04, I am unable to get my resolution higher than 1024x768. It used to be 1440x900. I have tried uninstalling and ...
1
vote
1answer
49 views

Correct Monitors Not Detected on 16.04 Nvidia or Nouveau

Upon installation of 16.04, a Dell 2408WFP was not detected by the default Nouveau driver. I then installed the actual Nvidia driver hoping for a different result, but that yielded the same result. ...
1
vote
2answers
68 views

Laptop resolution lowered after automatic updates

I'm running Xubuntu 14.04 on a laptop with 1920x1024 native resolution. After the latest automatic update (including kernel upgrade to 3.13.0-92-generic), the maximum available screen resolution ...
1
vote
1answer
27 views

Screensaver/black screen doesn't start on its own

Running 16.04, 5 minute inactivity timeout, sometimes the screensaver (or blank screen, to be accurate) won't start until I hit Super+L and lock the session. Suggestions? Running Nvidia 367 drivers, ...
5
votes
2answers
6k views

X11 forwarding in SSH

How to run X11 GUI applications from a remote server using SSH? For example: my first desktop 192.168.1.1 my second desktop IP 192.168.1.12 I 'm sshing from my first desktop to the second and i ...
0
votes
0answers
6 views

Can't wake up after screensaver

After gnome-screensaver there is black screen with only mouse cursor active. Like in this youtube movie. One way to bring session back to work is restarting lightdm.service from eg. tty1 Ubuntu 16....
0
votes
0answers
40 views

Ubuntu (GNOME) 14.04 just updated, and now cannot login to X server

I have just updated my Ubuntu gnome 14.04 and restarted the computer, Now the system does not load the X and gnome. It is stuck in a black screen, and I can see some text flashes from time to time. ...
0
votes
0answers
189 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 ...
27
votes
6answers
17k views

Is there a software utility to adjust screen gamma/brightness/contrast?

I use to work at night and it is eye-hurting to watch at lightbulb-bright screens (I've got two - laptop's built-in panel and an external 18-inch CRT) in a dark environment. So I adjust my screens to ...
0
votes
1answer
211 views

Intel Graphics: stock driver vs modesetting driver vs Intel download

I've just removed xserver-xorg-video-intel due to a bug. This means I've fallen back to the modesetting driver, which Debian now recommends. Can any provide a comparison of the relative merits of the ...
0
votes
0answers
10 views

Connecting to Kubuntu Desktop server running x11vnc [on hold]

I need to use the desktop enviroment of Kubuntu. I installed a vnc program on my host server. x11vnc (apt-get install x11vnc) and set up a password. (x11vnc -storepasswd) Um, what now?
1
vote
1answer
17 views

Mouse clicklock needed for accessibility! Where is it?

Here's a news article: Windows-Only Click Lock Feature to Be Built for Ubuntu 16.04 LTS I have a disability and I really need this feature to fully use the computer. I've heard rumors that it used ...
1
vote
1answer
733 views

Stuck after login

I upgraded from 13.10 to 14.04 with the official upgrade tool. Everything worked fine, until i rebooted. I type in my password, my wallpaper and cursor is shown, but nothing happens (it's stuck). ...
71
votes
20answers
47k views

How do I disable middle mouse button click paste?

Is there a way to disable the middle mouse button paste behavior that is here by default on gnome? I have a sensitive mouse wheel and whenever I scroll texts, sometimes it pastes stuff randomly into ...
3
votes
2answers
3k views

How to make “xset s off” survive a reboot (12.04)

On an almost fresh install of Ubuntu 12.04, after disabling screen turning off, screen lock, and suspension on inactivity from all the (two) places one can find under Ubuntu's System Settings, the ...
43
votes
7answers
28k views

How do I fix fonts not rendering and missing letters?

I have a fresh installation of Ubuntu 14.10 on my laptop. It appears that letters are missing from files and folders, as well as menus and configuration windows. I'm not sure where to start in order ...
2
votes
1answer
47 views

VGA splitter doesn't show two separate screens on ubuntu MATE 15.04

A few days ago I was lucky enough to obtain a free monitor and I decided to buy a VGA splitter to use it with my other screen. The splitter is an Aten VS92A, if it can be useful. The device works ...
0
votes
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 ...
1
vote
4answers
7k views

What's the correct driver to use with a GeForce 6150SE nforce 430 on lubuntu 14.10?

I've tried three other posts about how to install drivers for NVIDIA GeForce 6150SE nForce 430 Video Drivers for Onboard GeForce 6150SE Nvidia geforce 6150-unity 3d won't work The problem ...
2
votes
1answer
33k views

how to restore default graphic driver configuration

I am running ubuntu 14 on a mac machine. recently I notice compiz was too slow, so I changed from default generic driver to propietary. after that, I got a blank screen. I am able to enter recovery ...
0
votes
1answer
4k views

Graphics problems on Asus EEE 1101 HA, Precise Pangolin

I installed Precise Pangolin x386 Desktop version via USB stick without incident. There are two, possibly related, problems: After suspend (e.g. closing the lid), the graphics are corrupted as ...