Tagged Questions

0
votes
1answer
18 views

GDM Starting Twice?

Lately, I keep getting booted into low graphics mode (using Intel, I don't have a xorg.conf) and when viewing startup errors it says "Fatal server error: Server is already active for display 0" This ...
0
votes
0answers
43 views

startx must be called manually in 13.04?

So I was doing some updates and when bang, my whole system froze up. The only thing I could do was to force shutdown via power button. Upon rebooting I got the little _ in the top corner, apart from ...
1
vote
0answers
73 views

lightdm creating problem with multiseat configuration with 2 Graphics cards

I have multiscreen setup on my Ubuntu machine with Ubuntu12.10, Intel integrated HD Grahics and NVidia GeForce 210. The lightdm version is 1.2.3. I am facing two problems on the setup 1) On ...
3
votes
2answers
411 views

x-server won't start - black screen (after purging *nvidia* files on HD4000 system)

For about three months now I've been trying to fix a problem with my x-server. The problem occured after lightdm starts as usual. After entering the password to my account the loading-screen showed ...
1
vote
1answer
664 views

Xorg: no screens found on startup in 12.04.2 LTS

I have an Intel IvyBridge video card. This morning, my 12.04.02 LTS treated me to an Xorg server crash. Trying an older kernel worked once, but lead to the same error during reboot. The problem ...
3
votes
2answers
454 views

.xsession ignored, Ubuntu 12.10

I started using uxterm instead of Gnome's terminal today. I put settings for uxterm in ~/.Xdefaults. But because Ubuntu's configuration ignores my .xsession file, I can't have these settings loaded at ...
0
votes
1answer
116 views

Kicked back to login screen when logging in

So I thought I had finally solved my woes about Cinnamon glitching out (occasionally) when trying to run full-screen games. I set up an alias for 'sudo service lightdm restart; sudo startx'. It worked ...
0
votes
0answers
70 views

powerpc lubuntu no text at lightdm

finally i fount a workable xorg.conf for my Powerbook G4. lets look at my attached photos, there is no texts nowhere. i think something is wrong at the xorg.conf... i used a fc-cache -fv command, now ...
3
votes
2answers
877 views

“/etc/X11/X not executable” error when startx

What happened I wanted to install KDE and Gnome along with Unity. I don't know when I installed gnome-shell on my Ubuntu 12.10, but I installed KDE minimal desktop just now using sudo apt-get ...
0
votes
1answer
257 views

Broken NVidia X driver

Today I installed the daily updates and then a funny thing happened... I was playing Morrowind on Wine, and in the game I tried to navigate to the video settings menu to adjust the brightness. I had ...
0
votes
0answers
112 views

Desktop crash after login [closed]

My Ubuntu desktop crashes with segmantion fault after login. It is happening with every user and every desktop enviroment. The output of the command startx in tty2 is shown in the screenshots. And the ...
1
vote
0answers
29 views

how do i check available displays

When you know what display you want apps to start by default you would do something like: export DISPLAY=localhost:0.0 But suppose miss daisy, which is a frisky windows user that is giving linux a ...
4
votes
1answer
297 views

Unable to sign in. How to debug?

I had to reboot system with reset button. After reboot I can't sign in. When I enter my password It seems like X-server just restarts. I can sign-in as guest and also I can sign-in in text TTY. Here ...
2
votes
1answer
75 views

Launch a program when X starts

I want to launch a program when X (not unity/gnome/etc) starts. In particular, I want to launch xset r 105 when lightdm starts. Is there a way to do it? I tried writing this into ~/.xsessionrc: ...
1
vote
0answers
642 views

Login via XDMCP not possible to 12.04 from Squeeze box

Can anybody tell me whats wrong with my 12.04/lightdm/XDMCP setup? I activated X11 remote via TCP and XDMCP on lightdm and restarted lightdm: [SeatDefaults] user-session=ubuntu ...
9
votes
2answers
3k views

.xsession. .xinitrc, xmonad, and lightdm

Let me preface my question with the following: I am pretty sure that I can hack together a solution by modifying /usr/share/xsessions/somesessionfile.desktop and make it run /etc/X11/Xsession, and get ...
0
votes
1answer
40 views

Execute commands when system is started [duplicate]

Possible Duplicate: How to start applications at startup automatically? How can I specify the commands which I want to execute when system is started? So far I tried to write it in ...
1
vote
1answer
104 views

Xorg becomes unkillable at 3AM

Most nights, some time in the hour of 3AM my xorg process will increase to 100% cpu and gpu load will also increase to 100%. The process also becomes unkillable. I cannot sudo kill -9 it or get back ...
1
vote
1answer
232 views

How to solve dual monitor issue, which happens only during X start?

When is loading and two monitors are connected, instead of a login screen I see this: ...after clicking OK, selection appears: Then I'm following to console login, disconnecting by hand the ...
0
votes
1answer
720 views

Can't replace MDM Display Manager with LightDM!

Well, I installed MDM, and found it's buggy with my VGA hardware due to the following screen after rebooting: This screen repeats, even if I choose Yes or No As I have access to the console (by ...
1
vote
0answers
252 views

xorg-edgers PPA with llvmpipe breaks AMD APU system [closed]

I've read before where this had happened to another user with the same system... I was running Ubuntu 12.04 LTS with Kernel 3.2.0.29 and decided to give xorg-edgers a try. I purged fglrx* and xorg* ...
1
vote
0answers
112 views

12.04 No X after install; Live CD perfectly fine

Today I decideded to update from 10.04 LTS to 12.04 LTS. When I load the 12.04 LTS CD I have no problem seeing unity and making it work. After install though my computer boots straight to a login ...
0
votes
0answers
236 views

XUbuntu reload display manager without computer reboot

I have a monitor that has ability to rotate from landscape mode to portrait. I want my XUbuntu 12.04 to rotate image as well. I'm using nvidia with xinerama extension. The only way i know to rotate ...
3
votes
3answers
4k views

Unable to start lightdm but can startx

I am trying to make my own Live USB and I have successfully generated an ISO file with a newly installed, configured and customized Xubuntu 12.04 LTS installation. My problem is that, no matter I ...
2
votes
1answer
3k views

Unsolved Mystery: “mountall: Disconnected from Plymouth”

When I boot, it goes straight into tty1. I have tried everything I could find online to solve this problem. I believe it has something to do with the Nvidia drivers. But reinstalling them in every ...
5
votes
1answer
3k 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 ...
0
votes
0answers
333 views

i can't open any session (lubuntu-session, unity, gnome-session,kde) only on invited mode or super-user mode from the terminal

when i try to open any session from lightdm on my session, nothing happen (just lightdm opens again quickly). to open any session, i use the invited mode or the root mode from the terminal. for ...
1
vote
0answers
35 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. ...
1
vote
0answers
853 views

X Server crash (EQ overflowing) [closed]

I'm running Ubuntu 12.04 with lightdm and awesome window manager on a Macbook Pro 6,2 (nvidia and integrated Intel GPUs). I'm also using macfanctld and pommed, in case that's helpful. My grub config ...
57
votes
30answers
113k 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
1answer
7k views

X server not running on 12.04

I've installed Ubuntu 12.04 on my AMD64 desktop. The problem is that the lightdm isn't running. If I boot Ubuntu 12.04 with the Live DVD the X server runs, But If I run it from the hard drive its ...
2
votes
0answers
2k views

Login returns to login screen [duplicate]

Possible Duplicate: Ubuntu - resolution issue causing login screen loop So, after much googling and searching this very site, I've seem to have encountered another problem. During the ...
2
votes
1answer
2k views

Screen connected to the 'mini-displayport' doesn't work anymore on an Apple Monitor

I am running Ubuntu on a Mac Pro with a Apple monitor. The machine has a GeForce GT 120 (aka GeForce 9500GT). The DVI output is still working, but the screen connected to the 'mini-displayport' ...
2
votes
1answer
3k views

Updated to 12.04, Xorg won't start, using onboard XGI display

Just updated one of my servers to 12.04 (from 10.04), and Xorg no longer starts, nor will lightdm or gdm. Looking in /var/log/lightdm/x-0.log: X.Org X Server 1.11.3 Release Date: 2011-12-16 X ...
2
votes
2answers
613 views

How can I make a Multiseat with Xephyr?

I'm trying to use multiseat with Ubuntu, but I can't make this work. I've read a lot of "how to", and the most of them are about doing a multiseat with some distro with GDM2, or KDM. But, I'm using ...
1
vote
0answers
599 views

Cannot log in to the desktop on ubuntu 11.10? [closed]

The problem is, I could log in under the terminal, i could ifup eth0, i could do anything I want in the terminal, but if I use ctrl+alt+f7 goto the gnome login screen, after I input the correct ...
0
votes
2answers
555 views

System lockup in 11.10 afer installing nvidia-current, horrible/sluggish performance when using nvidia 173 drivers

I've been trying to get this resolved for the last two days now; I've done a complete/clean reinstall of 11.10; I've tried reinstalling and uninstalling the nvidia drivers multiple ways (ie, using ...
2
votes
2answers
5k views

Monitor not detected - low resolution only

I just installed Ubuntu 11.1 on my desktop pc. It was a clean install, no upgrading. I have a Samsung Syncmaster BX2450 connected to the PC. My problem is that I cannot make Ubuntu recognize my ...
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
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. ...
2
votes
0answers
3k views

Start X and Unity from the console [closed]

I'm running Ubuntu 11.10 and I'm wondering if it is possible to start X and Unity from the console without using LightDM or any other display managers. I use Unity 2D and my ~/.xsession is as follows ...
3
votes
2answers
1k views

Can I pass a dpi flag to lightdm to set the proper DPI for X?

What is the proper way to set DPI value now? gnome-tweak allows to set only scaling factor, which is unsatisfactory and also not all applications take that into account (Chrome for example). I would ...
10
votes
5answers
112k views

How does one exit the X server?

The command sudo service gdm stop would successfully disable the X server in Ubuntu 11.04 temporarily. However, this same command no longer works in Ubuntu 11.10, because "gdm" is an "unrecognized ...
4
votes
1answer
3k views

How do I enable the ctrl+alt+backspace shortcut in 11.10 (gui)? [closed]

I know there is a command line solution here: How can I enable Ctrl+Alt+Backspace? However, I am looking to enable it the way you used to on previous versions (the settings are not there in GNOME 3.2 ...
3
votes
1answer
1k views

How to stop the login server?

With GDM removed in Oneiric, what command can I replace from the old command? sudo /etc/init.d/gdm stop I need to install an nvidia .run file and cannot figure out how to stop the server.