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)
8
votes
2answers
4k views
Triple-head on a Lenovo T520
Lenovo T520 with integrated Intel HD graphics + a NVidia card (Optimus)
Ubuntu 11.10 on the computer.
I would like to use the built-in screen plus two external screens.
This PDF indicates that it is ...
8
votes
2answers
13k views
“You do not appear to be using the nvidia x server”(screenshot included)
I am running ubuntu 11.04 at my asus laptop.
Laptop specs:
CPU: i5-2410M @ 2,3GHz
RAM: 4GB
GPU: nvidia gforce GT 520M / (also the cpu has a bult-in graphics processor)
I am getting this error when ...
8
votes
2answers
5k views
How do I prevent .xsession-errors from eating disk space?
Is there any way to completely disable the .xsession-errors file? I have it as a symlink to /tmp so that my laptop hard disk can (hopefully) go to sleep for once, but at least 95% of the stuff in the ...
8
votes
2answers
1k views
Extend Desktop to Monitor over LAN
I want to make use of an old laptop by extending my the desktop from my main PC onto the monitor of this other, old laptop over a LAN connection.
I've looked into Xdmx/dmx, but the project seems to ...
8
votes
3answers
7k views
How do I set the correct monitor resolution with Nvidia drivers for a monitor that does not send EDID?
I keep having trouble getting the correct monitor resolution - every time I reinstall, I happen to use a newer Ubuntu release and the old tricks I used to know no longer work. Instead of leaving a ...
8
votes
4answers
17k views
How do I use a DisplayLink monitor?
I'm trying to connect an external monitor to my laptop via a DisplayLink USB adapter. When I plug in the USB cable, the screen turns bright green. This apparently indicates that the udflib displaylink ...
8
votes
3answers
4k views
Simple switching between multiple monitor configurations
Context
I use Ubuntu 11.04 on a laptop.
I have three monitor configurations:
Work: disable laptop monitor, use external 1920 X 1200 monitor
Home: disable laptop monitor, use external 1680 x 1050 ...
8
votes
3answers
3k views
How to get Lilliput USB monitor working?
Okay, I just got a Lilliput 7" USB Monitor:
Unfortunately, I am having some trouble getting it to work in Ubuntu.
It is a DisplayLink device, so it should work in Ubuntu.
Here is the output of ...
8
votes
2answers
186 views
Setting different keypress rate for individual keys?
I'd like an especially high repeat rate and low delay on my backspace key, but a regular delay and rate on every other key. This command works, but sets it for every key:
xset r rate 120 30
Is ...
8
votes
2answers
4k views
I cannot set up dual monitors to work with 11.10 using amdcccle 11.9
I've installed the ati catalyst drivers 11.9 manually because the default ones don't work with gnome-shell. But when that I try to change the settings in amdcccle(adminstrative) to use multi-display, ...
8
votes
2answers
1k views
Automatically change resolution when connecting an external monitor, nvidia driver
I run ubuntu on my macbook pro, with nvidia proprietary driver.
I've made a little hack script http://www.coldcode.net/2010/05/nvidia-auto-display.html which detects the presence/absence of an ...
8
votes
1answer
814 views
Use local button styles during forwarded X11 session over SSH
Is it at all possible to have a forwarded X11 session be styled with something other than the default X button styles? It doesn't even appear to use my server's actual styles seeing as both computers ...
8
votes
2answers
1k views
How can I know if my pc has the right drivers?
I'm new to linux, I got myself an Ubuntu 10.04
I think that the audio drivers aren't working well, since the sound is not as good as before (on windows).
I also think the graphic drivers aren't ...
7
votes
5answers
15k views
Cannot make NVIDIA driver work with Ubuntu 12.10
I seem to have a problem similar to many but I didn't manage to get it solved:
have a Lenovo N581 with an NVIDIA GeForce 610M
have just installed a fresh Ubuntu 12.10 64 bits, + KDE
and am trying to ...
7
votes
6answers
2k views
Run application on local machine and show GUI on remote display
Is it possible to run an application on my local desktop but display the GUI on my laptop (remote X)?
I'm wondering if it is possible to emulate a dual-monitor setup using 2 distinct lan connected ...
7
votes
4answers
5k views
Can I limit the size of ~/.xsession-errors?
Is there some way to limit size of .xsession-errors.?
I'm getting huge numbers of one particular debug information messages and it has blown the file size up to 2.8 GB (over many months). The ...
7
votes
3answers
23k views
How to check the information of current installed video drivers?
I have just installed Ubuntu 10.04. My CPU usage is high when I do trivial things such as scrolling through a PDF file. So I think my video driver is not properly installed.
I want to confirm that by ...
7
votes
3answers
4k views
Let Xorg listen on TCP, but only to localhost?
I have some X client program which needs access to an X server. It is only able to access the X server by TCP, not by other methods like unix domain sockets. It will run on the same host as the ...
7
votes
3answers
3k views
How to run multiple user X sessions on the same computer, at the same time?
I want to have more than one user logged on at the same time, on the same computer.
Each user should have a full GUI X session...
It's easy enough to log in to multiple concurrent non-X linux ...
7
votes
6answers
7k views
X does not want to start. At all. “No screens have a usable configuration”
I recently installed a fresh copy of lubuntu 11.04 powerpc on my computer. I was following the instructions from this fourm post: http://ubuntuforums.org/showthread.php?t=1798792
All I get is the ...
7
votes
1answer
7k views
How do I create the .Xauthority file?
I don't have a .Xauthority file in my home folder. I want to create it, please tell me the steps to do so in ubuntu 10.10.
Thank You!
7
votes
1answer
2k views
How do you add a new window manager to the gdm menu?
So, I've been having trouble finding a definitive answer on how to do this. I've compiled and installed a window manager that is not available in the ubuntu package repositories, and now I'm ...
7
votes
5answers
542 views
Do I need a desktop to run a GUI?
I am setting up a light weight VM, following the guide in the Ubuntu Documentation
What I want to be able to do is launch a GUI application. I don't need / want anything on the desktop.
First I ...
7
votes
2answers
2k views
How can I solve display glitches and poor performance with ATI fglrx driver on my ThinkPad X100e?
I noticed that video performance on my Thinkpad X100e was very poor compared to Windows 7, so I installed the ATI fglrx proprietary drivers by using the "Additional Drivers" dialogue box. The system ...
7
votes
2answers
835 views
Map caps-lock key to middle mouse click
Since I rarely use caps-lock, I'd like to map the key to a middle mouse click instead. I would also like to map Alt+Caps Lock to the original function of the caps lock key, should I ever need it.
I ...
7
votes
1answer
205 views
Is there a ubuntu supported X.org alternative (i.e. with security in mind)?
question
(what I am looking for?)
I am looking for alternatives to X.org, which is the most often used X-Server in linux' graphic systems today (which means also in Ubuntu). Do you know some ...
7
votes
1answer
469 views
Quitting Braid causes dual monitors to switch to mirror mode
I have 2 monitors in my desktop. The one has a smaller resolution than the other (don't know if it matters for this issue). From Display I have disabled mirroring, so the first monitor continues to ...
7
votes
3answers
1k views
How do I restore triple tap to emulate the middle click?
I've upgraded from 11.04 to 11.10 but the ability to tap with three fingers on the touchpad to achieve a middle mouse click has disappeared. When a mouse is plugged in the middle button click works ...
7
votes
1answer
3k views
How to activate HDMI as my default output starting from BIOS, GRUB, GDM, and Desktop?
Ubuntu 11.04, when i boot, i do not see anything in my HD TV screen. No Bios/Grub/Gdm/Desktop. How can i use my default HDMI output please?
Note: I have VGA port, but i do not use any VGA ...
7
votes
1answer
3k views
Looking for USB VGA Adapter that works for sure?
I can't seem to get a straight answer on this. I would like to add a 3rd display onto my laptop + external monitor setup. While my current setup (Thinkpad X201) has an open VGA port (am using the ...
7
votes
2answers
5k 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 ...
6
votes
2answers
24k views
How do I boot into single-user mode from GRUB?
After changing a few lines in xorg.conf, I can no longer boot Ubuntu (I assume it breaks when trying to load up X), so I need a way to boot into a single-user mode. However, there seems to be zero ...
6
votes
2answers
464 views
Are x11 bitmapped fonts necessary?
Are the x11 100 and 75 dpi fonts absolutely necessary?
If Ubuntu has TrueType support, (as well as OpenType) why do I need all those bit-mapped fonts hanging around?
Can I delete them? (and/or ...
6
votes
3answers
13k views
How do I install root-cern?
Cern's ROOT environment installs fine on 10.10, and is even available in the Software Center, but it will not install or compile on Natty because the x11 directories are in new locations.
I can ...
6
votes
3answers
1k views
Why is X11 a security risk in servers?
I remember reading that servers do not have a GUI because X11 is a security risk. Why?
6
votes
1answer
6k views
How do I get rid of this monitor error?
I have an Nvidia card and two monitors.
Every time I log in to Unity on Ubuntu 11.10, I get this error:
"Could not apply the stored configuration for monitors"
I have tried opening ...
6
votes
5answers
2k views
Joystick acts as mouse; won't stop
Joystick acts as a mouse, even when I'm playing a game that uses a joystick so I get random mouse events going on.
I plugged a joystick in to play Spiral Knights, also installed joystick and ...
6
votes
2answers
494 views
How can a script detect a user's idle time?
I want to check, inside a bash script (*), how long the user of a X session has been idle.
The user himself does not have to be using bash, but just X. If the user just moved the mouse, for example, ...
6
votes
5answers
3k views
How can I toggle between single and dual monitor setup?
I have two monitors working just right with nvidia driver.
There are times, however, where I want to have just one monitor and other times where I need two: I must open NVidia XServer Settings, go to ...
6
votes
3answers
269 views
Will X.org be available in the future?
If I understand Wayland correctly, this isn't something that's built into the kernel. If so, then that means that, even when Wayland becomes the default display manager, we can do a commandline ...
6
votes
3answers
273 views
Accessing a specific URL with firefox 3.6 on Ubuntu 10.4 crashed the OS, how should I debug this?
The system is a spare Dell 2400 I wiped clean, with Ubuntu 10.4 installed. Update manager has everything current, and I haven't been mucking with drivers or tricky system settings. In fact, it has ...
6
votes
2answers
343 views
Can I limit mouse click frequency?
I have a really annoying bug. This is not a bug report but I will report what the bug does to me. Occasionally when I middle click, it fires through two or three middle click events. I say ...
6
votes
3answers
6k views
Virtual Terminal switching with a multiseat setup and lightdm
My aim is to have two seats for my Ubuntu machine. One of the monitors is a USB touchscreen from Mimo with a displaylink chip. I already got it working as main display just by reconfiguring xorg.conf. ...
6
votes
2answers
2k views
How can I change my keyboard layout to a modified version?
Now, my goal is to change the keyboard layout for the entire xubuntu install to my own modded version. I think the way to do this is to make an X11 keymap and load it - but as always there is a ...
6
votes
1answer
2k views
change xorg.conf based on displaylink monitor detection using lightdm
I've purchased a USB driven external display for my laptop. I've gotten it working by adding a xorg.conf file, however when the usb monitor isn't plugged in I want the xorg.conf to disappear so that ...
6
votes
1answer
454 views
Is it safe to run a GUI program as another user?
I need to run a program (libreoffice) as another user. I noticed that the program started in the background when invoked as kdesudo -u otheruser libreoffice, possibly to avoid social engineering ...
6
votes
3answers
9k views
How to restore xserver?
I have recently killed xserver on my machine after a regular update. I have uninstalled and reinstalled
nvidia-current
with no success. Looks I have reinstall xserver. How do i achieve this?
...
6
votes
1answer
166 views
How can I run X on 1 out of 2 GPUs connected?
I have 2 GPU's connected to my PC an AMD Radeon HD 7770 and a nVidia GeForce 8600GT and I would like to run the X server only on the nVidia card.
How can I do this?
Edit: Since my nVidia card is a ...
6
votes
1answer
1k views
Multiple keyboards with different layouts
I have ubuntu (11.04) running on a recent macbook pro. I use both the built in keyboard and an external keyboard. I want to remap capslock on both keyboards to super, and I want to swap left-alt (mac ...
6
votes
1answer
2k views
ATI Radeon HD 4870: dead end
I have an Radeon HD 4870 video card, and I have just update to Ubuntu 11.04. Before I was using radeon free video driver, and all hardware acceleration I used was to watch movies on my TV. My TV is ...
