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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0
votes
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. ...
1
vote
1answer
15 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
votes
1answer
20 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 ...
0
votes
0answers
21 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 ...
0
votes
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
votes
0answers
10 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 ...
0
votes
0answers
13 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 ...
1
vote
1answer
652 views

Nvidia GTX 860M ubuntu 14.04 blackscreen

community I have since a clean ubuntu 14.04.2 install and two weeks searching the following Problem. System Specs: OS: Ubuntu 14.04.02 Kernels: 3.16.0-30-generic (does not boot) 3.16.0-31-generic ...
0
votes
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 ...
0
votes
1answer
27 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 ...
1
vote
1answer
3k views

Problems with NVIDIA Optimus Card/Intel Sandy Bridge

I have a laptop MSI GE620DX (Intel Core i5-2410M, 4GB RAM, NVIDIA GeForce GT 555M, 1366x768 HD) with Ubuntu 11.10 and Windows 7 in multiboot. But I have problem with screen resoution in Ubuntu - only ...
6
votes
4answers
8k views

How do I recover when Compiz crashes?

Often compiz will crash and leave the keyboard useless. Normally I drop to the console and restart GDM. Is there a solution where I can start Compiz back up without losing everything in the current ...
1
vote
1answer
42 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 ...
1
vote
2answers
8k views

“Unable to copy the user's Xauthorization file”

I'm trying to install a .deb package in Natty using gdebi package installer: But when I click "Install", the following error message comes up: Also, when I try to install anything from the ...
1
vote
0answers
24 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 ...
2
votes
3answers
4k views

PowerXpress error with Driver Catalyst. How can I fix it?

I have install Ubuntu 11.10 64bit on my Hp Dv6-3150el. My Notebook has two graphics cards: lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation Core Processor Integrated Graphics ...
2
votes
6answers
5k views

Nvidia 740M still not working after Bumblebee installation

First of all, I have checked a lot of similar topics, but I still can't get my laptop to use Nvidia 740M. So first things first. I have a laptop Asus X550V (i5-3230, 4gb RAM, Nvidia 740M + Intel ...
1
vote
0answers
115 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
votes
0answers
19 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 ...
1
vote
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 ...
0
votes
2answers
133 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
votes
0answers
6 views

GTK3 clipboard not working between monitors [closed]

I have a 3 monitor setup with 2 X sessions. One X session for one screen and the Other X for the rightmost two monitors using Xinerama. Normally, I can select text from any app and middle click to ...
3
votes
2answers
4k views

NVIDIA proprietary driver logging me to console instead of GUI

Firstly i want to apologise for any mistakes, English is not my native language. My problem is I can't get NVIDIA proprietary drivers to work. I tried to install it on Ubuntu 12.04.1 32 and 64 bits, ...
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 ...
2
votes
1answer
49 views

Possible to run graphical sessions on multiple TTYs?

On a default Ubuntu (15.04) installation, We have 7 TTYs that we can switch with Ctrl+Alt+F1 (or F2 - F7), where TTY1-6 are terminals and TTY7 is the graphical X session. I would like to have more ...
0
votes
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 ...
22
votes
4answers
13k 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 ...
1
vote
1answer
42 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 ...
4
votes
2answers
8k views

DisplayLink USB 3.0 Not working on Ubuntu 14.04LTS

I noticed this might be yet another DisplayLink outcry - but I thought I give it a go anyway. So the usual story - I have got a DisplayLink adaptor Kensington USB3.0 Video Adapter, and doesn't look ...
0
votes
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 ...
0
votes
1answer
26 views

Xserver problems

using ubuntu 14.04 and want to configure xserver manually. I stopped lightdm and then executed X -configure It created an xorg.conf.new and i just movd it to /etc/X11/xorg.conf (created a new file, ...
0
votes
1answer
92 views

Ubuntu 14.10 minimal: jwm and startx

In VirtualBox I've installed Ubuntu 14.10 from a minimal image (no extra packages) and Xorg/jwm. I was getting ready to configure my .xinitrc when I tried "startx" to verify Xorg was installed and ...
0
votes
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 ...
1
vote
1answer
681 views

Configuring multiple monitors to use Custom EDIDs

A few months ago, I purchased a Korean 1440p monitor - the X-Star DP2710 LED. Out of the box, it does not work correctly with Ubuntu, which detects a corrupted EDID over the DVI cable, and refuses to ...
-1
votes
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 ...
5
votes
0answers
660 views

Getting WebGL to run on an Amazon EC2 server

I'm trying to get WebGL to work on my Amazon EC2 server (migrating from an office-bound Mac Mini, that has a lot of hiccups). Worked some days to get this running, but I'll try to start from where i ...
0
votes
5answers
8k 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 ...
0
votes
1answer
9k 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
0answers
20 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 ...
1
vote
1answer
1k views

Ubuntu boots into tty1 after driver downgrade

Earlier today I downgraded the driver for my nvidia 240 GT from version 310 to version 304 using ubuntus "additional drivers" utility. After the install I rebooted but instead of opening unity and ...
0
votes
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 ...
2
votes
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 ...
0
votes
0answers
42 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. ...
0
votes
0answers
37 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 ...
4
votes
5answers
58k views

startx doesn't work

Let's see, I cannot log in in Lubuntu 12.04. On the shell I get when typing startx: _XSERVTransSocketUNIXCreateListener: ...SocketCreateListener() failed _XSERVTransMakeA11C0TSServerListeners: ...
0
votes
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 ...
0
votes
1answer
19 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 ...
5
votes
0answers
491 views

(alt) and (super) keys suddenly stopped working in gnome 3

For my daily work I use two keyboard layouts: The normal German Qwertz (setxkbmap de) as well as Neo (setxkbmap de neo). Yesterday suddenly between switching back and forth between keyboard layouts ...
-1
votes
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 ...
0
votes
1answer
39 views

Can't get my refresh rate right

After reading tons and tons of manuals and forums about the problem I need to ask myself, because I can't figure out what's wrong. In my new PC there's a GTX 660 connected to LG Flatron L1730S using ...