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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10
votes
0answers
590 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 ...
4
votes
0answers
248 views

how to track a crash when changing from X :1 to X :0?

I need to track on 14.04 a crash that often happens here: I open a new X at :1 (that sometimes goes to ctrl+alt+f8 others to f9). But when I try to go back to X :0 with ctrl+alt+f7, it crashes ...
4
votes
0answers
3k views

Ubuntu CPU load

I'm new to Linux world and I have a problem with my fresh installation of Ubuntu 14.10 64-bit. My processor is Intel® Pentium(R) D CPU 2.80GHz × 2 with 4 GB of ram and GeForce 8600 GT/PCIe/SSE2. When ...
4
votes
0answers
569 views

Displaylink udl in xubuntu 13.10

I'm using Xubuntu Saucy Salamander (13.10). I'm trying to connect DisplayLink wireless monitor with my Linux machine. My configuration is Nvidia GT310M Intel HD Graphics for 1st gen i5 processors ...
4
votes
0answers
2k views

What's the difference between .Xresources and .Xdefaults?

How are these two files connected to xrdb? Should I have both, or just one in my home directory? Do lines like these go in either file? XTerm*background: white URxvt.font: xft:Monospace
3
votes
0answers
27 views

Exit graphical X session and getting back to TTY

If I start a graphical session (usually Unity Desktop, sometimes XFCE, but a general approach is appreciated) from a TTY using startx, how can I exit this GUI again to get back to my TTY console ...
3
votes
0answers
66 views

X over SSH causes Xorg crash

'ello. So, I've a rather interesting issue. This is more of an OpenSSH issue, or so I'm led to believe. Both of these systems are running Ubuntu (one has libraries present but no Xorg instance, the ...
3
votes
0answers
450 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 ...
3
votes
0answers
326 views

Nvidia driver not loading properly for Geforce GTX 570hd

I'm having a problem with using the nvidia driver for my Geforce GTX 570. I've tried re-installing the drivers, installing using the .sh file from nvidia's website, and using every driver available ...
3
votes
0answers
455 views

Frequent Xorg crashes with Radeon R9 280X

My system has been running fine with the abovementioned card on Ubuntu 14.04 and 14.10 for about 2 months. After performing a full reinstall of Ubuntu (to 14.04 again), I have been encountering X.org ...
3
votes
0answers
1k views

/etc/X11/Xsession & LightDM

I'm running Lubuntu 14.10. It seems that LighDM invokes /etc/X11/Xsession only if directed to so by the user. In fact there is no shadow of it in lightdm-session wrapper. startx command line ...
3
votes
0answers
1k views

Synaptics driver does not load in ubuntu 14.04

I have encountered a strange problem after upgrading my kernel in ubuntu 14.04, mainly the touchpad scrolling stopped working. After spending some time on debuging I came to a conclusion that ...
3
votes
0answers
77 views

When I turn my monitor on after it has been off, it does not display anything

I am running Xubuntu 14.10 on a desktop and use LightDM. As I said in the title after I turn off my monitor (with the computer already on) and then turn it back on again there is no input from my ...
3
votes
0answers
648 views

Configure Xorg to work from integrated

I am using Ubuntu 14.04LTS, with an Intel CPU + integrated graphics, with a GTX650 GPU. I asked this question on SO but they said it was offtopic. I want to use my GPU for debugging CUDA code and for ...
3
votes
0answers
2k views

Configuration for three display setup with two Nvidia cards?

I have two video adapters: NVIDIA GeForce GTX 570 and a three LCD displays connected to them. Here's the topology illustrated graphically: [ GTX 570 ] === HDMI ===> Philips 273ELH #0 ...
3
votes
0answers
550 views

Does 14.04 use xorg.conf or ~/.config/monitors.xml?

If I have both files /etc/X11/xorg.conf and ~/.config/monitors.xml, which one will take precedence??
3
votes
0answers
2k views

Nvidia after upgrade 12.04 to 14.04

I have some weird behaviour from nvidia drivers so far. My systemparts that are involved: nvidia GTX 560 Two Screens Ubuntu 14.04, fresh update from 12.04, When I execute sudo nvidia-settings and ...
3
votes
0answers
741 views

Trouble with `nvidia-prime` on ASUS N550JV

I have recently upgraded my ASUS N550JV notebook from raring to saucy and in the beginning, simply installing nvidia-319 together with nvidia-prime worked fanstastically (as described here). Shortly ...
3
votes
0answers
55 views

How do I stop application switcher button from rotating screen?

I have the Logitech Wave wireless keyboard, and whenever I accidentally press the "application switcher" button it rotates the screen by 90 degrees. This would only be moderately annoying if it didn't ...
3
votes
0answers
869 views

Android Tablet as second display

I have faced with issue. My use-case: I have - PC with ubuntu and android tablet, I need - The android tablet as second monitor, but connected by wi-fi. I was trying to do next: sudo apt-get ...
3
votes
0answers
600 views

How to Configure Clickpad?

I am running xubuntu 13.10 on a Lenovo ThinkPad X1 Carbon. It works very well, except the behaviour of my clickpad (touchpad where the buttons are built into the surface) makes it essentially ...
3
votes
0answers
271 views

menue bar and launcher

I recently installed Xorg 1.11 and fglrx 12.6 on my machine and after restarting system that worked as well . that was good also at the game time . the unity menuebar/launcher and panel left after i ...
3
votes
0answers
3k views

System won't boot when xorg.conf exists

Problem: I need to create a /etc/X11/xorg.conf file to get my graphics to work correctly, yet whenever I create one using Xorg -configure and place xorg.conf.new there, X won't start after a reboot. ...
3
votes
0answers
538 views

Xorg can't find screens

I recently installed Ubuntu 12.10 on my laptop. It installed successfully, but whenever I boot into it, after the GRUB screen I get a text TTY. I can log in with that and enter command-line commands. ...
3
votes
0answers
314 views

How do I get the VT running X in my LXC container to my host?

I'm trying to run Lubuntu within an LXC container on my host already using a GUI. Is it possible to redirect the X output from the container to say; VT9 rather than VT7? If so where is the VT7 ...
3
votes
0answers
475 views

USB2VGA device not listed as output device

When I type xrandr the usb2vga device "Magic Control Technology Corp. (USB2VGA dongle)" does not show up. A reboot with the device plugged in doesn't change it. The kernel.log shows that it has been ...
3
votes
0answers
1k views

Trying to use 3 monitors with Intel integrated Graphics and Separate video Card

I am currently running Ubuntu 12.04 LTS on a desktop that has a Intel i7 2600k with integrated Intel HD 3000 graphics and a GeForce GT430 1GB video card. I have 2 monitors (in a vertical orientation) ...
2
votes
0answers
55 views

startx not working

I am attempting to install Ubuntu on an ASUS T100. However, when I boot it manually from GRUB, it crashes into an intramfs shell. I am able to mount the filesystem from the intramfs ASH shell and ...
2
votes
0answers
76 views

X.Org does not work with a lowlatency kernel

I am using Ubuntu 14.04 with the 3.13.0-74-generic linux kernel, but I would like to use a lowlatency kernel. I have installed it using: sudo apt-get install linux-image-lowlatency And I have tried ...
2
votes
0answers
277 views

Bumblebee fail safe x after reboot [GTX 755M][Ubuntu 15.10]

When I installed bumblebee and the nvidia-340 drivers Ubuntu booted into a normal session. On the next reboot, after running glmark2 with optirun in the previous session, the normal x session would ...
2
votes
0answers
312 views

Couldn't open module fglrx

I was using fglrx driver long ago, but I switched to open-source driver. In the Xorg.0.log I'm getting following warnings. [ 35.380] (II) LoadModule: "glx" [ 35.416] (II) Loading ...
2
votes
0answers
97 views

3 monitors not working after kubuntu 14.04 packages upgrade

I use Dell lattitude E5540 with 2 attached monitors (hdmi and DVI), and after upgrading packages in last few days, and reboot, X won't start unless I detach the DVI monitor. So, hdmi and laptop ...
2
votes
0answers
44 views

Udev rules for USB mounting and Low Graphics Mode error

I have a file containing the content bellow KERNEL!="sd[a-z][0-9]", GOTO="media_by_label_auto_mount_end" # Import FS infos IMPORT{program}="/sbin/blkid -o udev -p %N" # Get a label if present, ...
2
votes
0answers
67 views

How to prevent pausing unactive user session?

For a while now when I switch between two user sessions the inactive one in some cases will stop executing GUI processes. This way I'm forced waiting for another session to load and can't do something ...
2
votes
0answers
125 views

Not typical miltimonitor xorg.conf - 2 GPUs (nvidia) and 5 Monitors

I installed some time ago elementary OS Freya. I'm fighting for a couple of days to get the correct configuration for my not typical multimonitor set 2 nvidia graphics cards GeForce GTX 660 Ti & ...
2
votes
0answers
205 views

X Screen on two graphic cards and three monitors

I have a desktop with an Intel HD (1x DVI out) and a GeForce GTX 560 TI (2x DVI out) and three monitors. And I would like to use the third monitor with the Intel HD. Xinerama is not what I want. I ...
2
votes
0answers
256 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, ...
2
votes
0answers
524 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 ...
2
votes
0answers
386 views

Low graphics mode error on open-source driver

I recently did an update from Software manager, which I was holding back for a month (~250MB), it prompted me for a reboot after all the updates were installed. I rebooted into an error of Low ...
2
votes
0answers
162 views

How to properly use latest Nvidia drivers on Ubuntu 14.04

As a newer Ubuntu user switching from Windows a few months ago (and couldn't be happier), I have to seek help with the proprietary Nvidia drivers. I've only been able to get the nvidia-331-updates ...
2
votes
0answers
79 views

Can not run without x-server running. No terminals

I'm having problems with my nvidia configuration so I decided to shut down X, re-generate the xorg.conf file and give that a go. I log out and at the login screen I hold Alt + Ctrl + F1 to go to the ...
2
votes
0answers
256 views

X server not working after software update

I am runing Ubuntu 14.04. I recently did a software update. Now the system does not log into X anymore. After the purple Ubuntu logo screen it goes to a black screen with not blinking cursor. I did ...
2
votes
0answers
246 views

Changes in /etc/lightdm.conf.d/*conf or /etc/lightdm.conf makes any difference

I am trying to make my lightdm use a correct setup of my displays both for login and session. I have most likely misunderstood something here, but by reading the wiki I did the following: I have ...
2
votes
0answers
240 views

How can I get Xorg to handle both fglrx and intel for two devices? Getting segfault from Xorg

I'm trying to get a multi-monitor setup to work by utilizing my primary monitor that is connected to my AMD card and have a secondary monitor connected to my motherboard's VGA slot. The computer would ...
2
votes
0answers
348 views

Xorg eating my CPU - how do I fix or at least diagnose the problem?

I have xubuntu 14.04 installed on a desktop that is a few years old. Often, xorg, will start using 70 to 100 %CPU (according to top). When this happens, everything responds slowly and annoyingly. ...
2
votes
0answers
42 views

Low Color Depth on only one screen

I have recently updated to 14.10 using the update manager, but now I have one problem: On my internal laptop screen, it looks like the color depth is something lower than 24bit. When using an ...
2
votes
0answers
2k views

can't get back into ubuntu 14.04 LTS/xfce4 after x.org update - known conflict x.org & xbmc

I'm sorry to report, I'm afraid I have inadvertently borked my Ubuntu install up, pretty good this time. I cannot even get back in to alter or delete anything that might be causing the problem - it ...
2
votes
0answers
449 views

Increase virtual screen size past 4096 x 4096 on Ubuntu 14.04 LTS

I have two 27" monitors with a 2560 x 1920 resolution each. When I try to extend my desktop across them both I get the below error: So, if I need to increase the maximum virtual screen size? To ...
2
votes
0answers
264 views

Unable to change to native resolution

Using Ubuntu 14.04, I am unable to change my monitors resolution to its highest native supported resolution: 1920x1080. It is instead stuck on 1024x768. After booting, and after LightDM first starts, ...
2
votes
0answers
613 views

LVDS connect Issue. ( If VGA connect. LVDS off )

I have very hard problem. And I don't solute haven't found a solution for this problem while for 3 weeks. Now tested OS ( ubuntu 14.04, ubuntu 12.10, ubuntu 12.04) same problem. Physical connected ...