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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5
votes
1answer
5k views

Multiple X screens without Xinerama

Is there some way to move Windows between separate X screens in Ubuntu 12.04? With 3 monitors on 2 GPUs, using Twinview is not an option. Xinerama allows me to drag windows between all monitors, but ...
5
votes
1answer
4k views

Lightdm dumps to tty. Cannot start GUI interface when booting off harddrive, but can when booting off usb

When booting, lightdm dumps to tty. No GUI interface works- this is after a fresh install of Ubuntu 12.04 where the GUI interface works when running off the USB. I have an NVIDIA Corporation G98 ...
-1
votes
1answer
773 views

Xorg Issues Ubuntu 12.04 - Freezing [closed]

I'm getting random freezing issues on my PC running 12.04 (Core i5 3450 w/ integrated graphics) and haven't been able to pinpoint the exact cause of the problem. However I have been getting "Sorry, ...
6
votes
2answers
2k views

xgamma -display parameter for dual monitor setup

I want to change gamma for my first monitor. Every time I invoke xgamma with different -display parameters it somehow points to my second monitor. But I want to modify first one. I tried these ...
0
votes
1answer
209 views

How do I recompile X.org from git?

I am having some problems with wheelmouse and mouse movement at the same time on ubuntu 12.04 and I found that the problem has been solved here: ...
2
votes
2answers
4k views

Click and Drag from touchpad stops working

I've got a Samsung Notebook (NP-QX412-S01AU) with a touchpad / clickpad. I'm running 12.04 Precise. When I first log into my computer, the touchpad behaves exactly as expected and desired. The ...
1
vote
3answers
819 views

regain control of mouse by restarting Xorg?

Lately whilst browsing the web the mouse will "hold down left click" and not let go -- i.e. I get a closed hand icon that can move around but doesn't interact with the screen. Restarting the OS solves ...
0
votes
1answer
470 views

Xubuntu slow login, unable to go back to login screen. How to debug?

Fresh Xubuntu install (enabling TwinView in Nvidia's propietary drivers) is suddenly taking too long to login after I enter my credentials in the login screen. When I log out (trying to go back to the ...
6
votes
2answers
6k views

Is it possible to start an additional X server after the system boots in 12.04?

I'd like to have 2 VT's running, one on VT7 with the standard lightdm + unity interface and another on VT8 running a custom script which will launch a virtual machine in full screen. At the moment ...
1
vote
6answers
6k views

Unable to change brightness on a Toshiba L750

So, as a number of users seem to be experiencing, I am unable to change brightness on my laptop. Using the Brightness and Lock in settings, the slider moves but brightness does not adjust. The fn keys ...
1
vote
1answer
301 views

Configuration to point an X tty to a separate system?

Specifically, I have an Ubuntu 10.04 system with a headless Ubuntu 12.04 virtual machine, and I'm looking for a way to have it set up so pressing Ctrl+alt+F8 will take me into another X client which ...
1
vote
1answer
426 views

Can't load x.org nvidia driver when intel gpu is enabled (3 monitor setup)

I'm trying to build a 3 monitor setup using 2 nvidia DVI outputs and 1 intel VGA onboard output. I have this weird issue that when I enable my onboard intel vga out I can't load the nvidia x.org ...
2
votes
1answer
1k views

Inconsistent mouse X events for Acer T231H multitouch monitor

Looks like a bug OK, I believe this is a bug in the xorg evdev driver, but as ubuntu-bug for precise so kindly asked me to work this trough the support channels, I first went ant reported this here. ...
1
vote
2answers
6k views

Ubuntu session crashes: Gdk-WARNING: gnome-session: Fatal IO error 11

This happens on an Acer 7535 notebook with an AMD Athlon 64 X2 cpu and ATI radeon HD3200 graphics, Ubuntu 12.40 64-bit. Every now and then, the unity 2D session crashes and the user is sent to the ...
1
vote
1answer
2k views

How can you make the option “Flat panel scaling” permanent on an Nvidia Ion device?

I am trying to connect an Zotac Nvidia Ion motherboard to my new Pioneer A/V through HDMI on a Ubuntu machine. While I was fiddling around with the nvidia-settings I managed to make the system work: ...
0
votes
1answer
670 views

System Error Report - Xorg [duplicate]

Possible Duplicate: How do I enable or disable Apport? I am getting this error every time I restart my Laptop (Lenovo Thinkpad W520). I did a little research before I posting here my ...
2
votes
1answer
615 views

How to Enhance xinit?

I started with Ubuntu 12.04 minimal and added a couple of applications via apt. Since these applications require GUI, I used sudo apt-get install xinit And to start the applications I am doing ...
1
vote
3answers
2k views

Make windows smaller

Currently everything on my laptop takes up too much screen real estate. I can make the launcher icons smaller, the font smaller, I can use ctl-(minus) to make the contents of my browser smaller, but I ...
1
vote
1answer
2k views

Unable to move windows to second screen

Hooked up a second screen to the second connector of my nVidia card, set it up with nvidia-settings and it started showing my background correctly. The X display works correctly (i.e. DISPLAY=:0.1 ...
8
votes
2answers
2k views

Can I restart X without having to close all applications in my current session?

I found when I want to change input method, I should restart X. But I don't want to close all applications. How to do that?
0
votes
2answers
3k views

Where to find documentation about 12.04's X11 configuration?

From man pages to google results, most documentation explains how to interact with /etc/X11/xorg.conf, which simply doesn't exist in my out-of-the-iso vanilla Ubuntu 12.04 installation. So, where do ...
1
vote
1answer
2k views

Second graphics card

I have two graphics card in my laptop. However, I am unable to activate the NVIDIA one. I need to use it, because the integrated Intel card can't connect through DVI/HDMI. I have the drivers ...
0
votes
1answer
48 views

How do I choose a resolution?

I have 2 monitors. The display settings tool says the resolution of both monitors is 1280x1024, but one of them is actually using 1024x768, and scaling everything down to fit. Now the text looked ...
1
vote
0answers
40 views

Remove Lubuntu entries from login screen [duplicate]

Possible Duplicate: How to remove session entries from LightDM? After I uninstalled the Lubuntu Desktop package (lubuntu-desktop), the lubuntu entries on the login screen are still present. ...
2
votes
1answer
222 views

How can I operate on the active X display using a command in the console?

I have problems where compiz freezes and I have to switch to another console(ctrl+alt+F1) to restart. But it would be easier if I could just do "$ compiz --replace" in the other console and not have ...
4
votes
2answers
14k views

Force startx to run X in a specific resolution and refresh Rate

From my past experience (using Win-Xp), this particular monitor works only on 60Hz , Best resolution being 1024x768. I have "installed and configured" Ubuntu 12.04 Minimal (on USB stick) so that most ...
2
votes
1answer
1k views

Cyborg RAT 3 mouse requires relog

To begin, I want to make clear that this is different from the other Cyborg Rat questions. This question is after following the answers.First Okay, so since Christmas when I got the Cyborg Rat 3 ...
0
votes
1answer
446 views

x11 directory specified in makefile doesn't exist, but project compiles and runs perfectly

So the x11 directory defined in the makefile is: usr/X11R6/lib64, which does not exist. however, the project compiles perfectly in Kdevelop and runs with no problems. If I take out all inclusions of ...
2
votes
1answer
641 views

Dell XPS 13 Hangs up if attach an external Monitor

I have an Dell XPS 13 Ultrabook with Ubuntu 12.04. its works pretty well, but if I attach my Apple Cinema Display with the Mini Display Port then hangs the Notebook up. Its totally randomly. Power ...
0
votes
2answers
2k views

NVidia dual monitor set-up 11.04

I am running Ubuntu 11.04. I have an NVidia GeForce GTX 295 card installed with driver version 295.53 installed. I had struggled with this for a while a few weeks ago, and gave up. However, last week, ...
1
vote
1answer
1k views

Error loading gnome ubuntu session

After restart ubuntu i get this after login : : unable to launch "gnome-session --session=ubuntu" X session --- "gnome-session --session=ubuntu" not found; falling back to default session. Same ...
7
votes
2answers
7k views

nvidia-settings makes one of my dual monitors grey and useless, disables network

I'm running Ubuntu 12.04 64-bit, Precise Pangolin, with a PNY GTS 250 1GB video card and a monitor plugged into each of the DVI ports. I'm using the proprietary drivers (post-release updates). If I ...
2
votes
1answer
6k views

What is the X version in 12.04?

Just a matter of curiosity, I was wondering what version of X comes with Precise. Problem is, it reports (X -version, as well as XProtocolVersion/XProtocolRevision) that it is X11R0. This was a fresh ...
1
vote
2answers
302 views

How to find what particular fonts are used for the system GTK theme in XUbuntu?

Some non-native applications (say IntelliJ Idea) use ugly fonts instead of those the whole system does. I'd like to configure them manually but I don't know what particular font (there are so many...) ...
6
votes
1answer
1k views

Why do the Nouveau drivers work better than the Nvidia ones?

I have a bit of a weirdie here. My rig uses an Nvidia GeForce 8600 GTS in a PCIE x16 slot. Up to about a year ago, no problems with the card. I then started getting random crashes. They got more ...
0
votes
2answers
1k views

How to revert back to older xorg?

Since the last update of ubuntu 12.04, the system won't boot into gui anymore. It states that it was unable to load the graphics drivers and gives me 4 options, these are: run in low graphics mode ...
1
vote
2answers
10k views

How do I force X to use the vesa driver?

I have an old nvidia card not supported anymore (Ti4200Go agp 8x). The nouveau driver has problems drawing the cursor and shows ugly pictures on the screen. How do I try the vesa driver? I'm sad the ...
7
votes
2answers
3k views

Disabling monitor reconfiguration when closing lid

I often need to move my laptop from one working place to another. When I do this, there are two events Ubuntu responds to by changing the monitor set up: Removing/attaching the VGA cable ...
2
votes
1answer
2k views

I want to set `nodeadkeys`, but where?

I want to configure my keyboard to write characters like ^ or ~ with just one click. A friend told me, I have to set nodeadkeys somewhere, but not the place. So, where to change this configuration ...
1
vote
1answer
534 views

can't login to Unity always login to Unity 2D

I select Ubuntu on login and it always loads Unity 2D. I ran /usr/lib/nux/unity_support_test -p And got this error X Error of failed request: BadWindow (invalid Window parameter) Major opcode ...
2
votes
1answer
963 views

Nvidia GeForce 8600 GT HDMI no audio?

I can't get audio working using a HDMI cable with my Nvidia GeForce 8600 GT card.
4
votes
5answers
75k 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: ...
3
votes
1answer
5k views

Intel graphic chipset and NVIDIA Geforce GTX560

I have an NVIDIA Geforce GTX560 with two video projectors and I would like to use the onboard Intel Graphic Chipset to plug an additional monitor. I saw the question : How can I use both Intel ...
0
votes
1answer
404 views

ATI Radeon 6630M and xorg

The problem is whenever I update xorg, it breaks my whole system. I get a black screen at the login screen. I own a Dell Inspiron N4110 with a ATI Radeon 6630M graphics card. I am using Ubuntu 12.04 ...
0
votes
1answer
4k views

x11vnc error: “The program ”Xvfb“ could not be found.”

Lately I've been accessing an Ubuntu machine over the internet. I'd been connecting and starting an x11vnc server using the following command ssh me@my.computer -p 2222 -L 5903:localhost:5900 ...
0
votes
3answers
5k views

Can't Log in to Lubuntu 12.04 X Server

As of rebooting yesterday I can't login as myself to the X server part of 64-bit Lubuntu 12.04. Same problem as Can not get passed the login screen but that solution didn't work for me. ...
184
votes
39answers
533k views

How to fix “The system is running in low-graphics mode” error?

Note: This is an attempt to create a canonical question that covers all instances of "low-graphics mode" error that occurs to a user, including but not limited to installation of wrong ...
0
votes
2answers
286 views

Geforce video card problems with Ubuntu 11.10

I'm having issues with my video card drivers: GeForce 9600 GT/PCI/SSE2 When installing Nouveau - not getting 3d support and the 2d is really buggy, fuzzy fonts and lots of other stuff. Really ugly. ...
1
vote
2answers
7k views

Nvidia Drivers and Kernel Update Problems (nomodeset)

I have the problem that I installed (Ubuntu 12.05) the Nvidia CUDA drivers 285.05.33 and everything worked fine but after an update of the kernel via the update manager to uname -v **Linux zfmgpu ...
0
votes
1answer
113 views

Multiple panels appear when restart or log-in

When I log-in or restart a gnome session all of the items in my panels are duplicated. I get an additional 'Applications' and 'Places' menus, additional screens buttons and additional top and bottom ...