1
vote
1answer
30 views

How to detect the vga signals [on hold]

I am currently working on Ubuntu 12.10. We have functionality as we have two cameras (say left and right cams) for recording the videos which creates two different streams as stream-1 and stream-2. ...
2
votes
1answer
91 views

/usr/bin/X eating all the CPU

I have Ubuntu 12.10 system and it works slow. For checking I ran Htop command and found out that /usr/bin/X -nocursor :0 -core -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -n eating all the ...
0
votes
1answer
103 views

Upgrading from 12.04 LTS to 12.10

I have Ubuntu 12.04 installed on my VAIO, alongside Windows 7. I know Ubuntu upgrades won't damage my Windows drive and I'm fine about it, but I've seen people saying 'Unity 2D removal' and 'purge ...
1
vote
0answers
43 views

Getting a blank screen with the mouse when i re-log in

10 so any help you can give will be very useful I'm using an HP G62 laptop with intel HD Graphics card and an intel i3 Quad-core processor. When i first boot my laptop, i can login just fine and work ...
0
votes
1answer
323 views

no login screen after 12.10 ubuntu update

i am running dual boot os machine including windows7 and ubuntu. few days back, i did update to 12.10 version, and at that time i was using gnome fallback desktop environment. while doing update, i ...
0
votes
1answer
192 views

no upper right icons with Ubuntu 12.10 and lightdm

I have a Ubuntu 12.10 server running in which I have installed lightdm. Now lightdm can boot and I can log in, but when I see the screen, I don't see ANY top right icon. So I cannot logout I cannot do ...
3
votes
2answers
2k 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
0answers
1k views

System crash after update - cannot load lightdm

I've been running 12.10 for ~(two weeks) now and have had my fair share of trouble with it. Of course, this has thought me a great deal of lessons of using ubuntu, the command line and Linux in ...
1
vote
0answers
210 views

Is there a way to stop KDE 4.10 from suspending at the login screen on laptop close?

I'm running a fresh install of Kubuntu 12.10 with KDE 4.10 installed from the Backports PPA. This is my first time using KDE, so I'm still learning where to find everything. I've got KDE's Power ...
1
vote
0answers
473 views

Ubuntu 12.10 lightdm is listing all the LDAP users logged in to the system

I have Ubuntu 12.10 installed with lightdm display manager on my machine in office. I have enabled LDAP authentication and it works fine. The problem is every user who logs in to the machine using ...
2
votes
1answer
222 views

unity greeter not showing selector

i have installed gnome3.7 from gnome3 ppa and i have removed evolution using sudo apt-get remove evolution* and accidentally it removed gnome, gnome-shell and bunch of other things and now when i ...
16
votes
5answers
30k views

After logging in, there's a black screen and my cursor, nothing else! in Ubuntu 12.10

I've been using Ubuntu(12.10) for a long time, and recently, my Ubuntu went through yet another update. The whole update prompt showed up, following by a password prompt, and finally the good ol' ...
2
votes
0answers
60 views

Clean install of 12.10 - reused 12.04 /home. Cannot start unity/login for legacy/imported user [duplicate]

I have separate disks for / and /home. I did have 12.04 installed but decided to do a clean install (format and install) of 12.10. I created my user at install. I should be able to login, right? ...
1
vote
0answers
162 views

LightDM. Run commands before xmonad is started

I have XMonad installed from package manager and Ubuntu 12.10 with LightDM. How can I interpose the loading process to run my own script before xmonad is started? For example, I would like to setup ...
4
votes
2answers
4k views

Need restart lightdm at every startup - console login screen

Everytime I boot up my ubuntu 12.10, I get a black console screen. I need to login in tty, and restart lightdm : sudo service lightdm restart Then the GUI lightdm login screen appears as expected. ...
0
votes
1answer
319 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
1answer
135 views

Login takes very long, annoying repaints once a minute when logged in: How to troubleshoot?

I am suffering from a strange problem with my Gnome Shell in Ubuntu 12.10. The login takes very long (> 30 sec), with a blank screen. In Google Chrome and Thunderbird (and perhaps in other ...
3
votes
0answers
404 views

Lightdm not working at all since bumblebee install!

I'm relatively new to Ubuntu, so please excuse me if my question is stupid... So a few weeks ago, I bought a Gigabyte U2442N with Optimus Graphics (a 640M and a HD4000). I installed the stable ...
2
votes
0answers
201 views

lightdm - enable 3 and then 4 monitors

I've just completed a Ubuntu 12.10 server build on a HP XW8400 desktop with 2 x GeForce dual head DVI gphx cards. On the build bench I had 1 monitor connected & worked perfectly. 1920x1200 ...
2
votes
0answers
557 views

Is there a way to use LightDM and Unity but get a lock screen like GDM in 12.10?

I like the GDM locked screen theme a lot! But even if i set GDM as the Display Manager but log in to Unity session,the lock screen remains that oh LightDM... I want to use LightDM as my login Display ...
4
votes
1answer
528 views

How do I disable network connection at prelogin?

--- This question is related to Ubuntu 12.10, since previous versions did not connect to network before login --- I had a bad boot today: the Ubuntu screen was blocked at startup time, after a green ...
1
vote
0answers
2k views

GDM and LightDM display managers not working for 12.10? [closed]

On my Ubuntu 12.10 Beta system, I am having a few problems with my display managers. LightDM does not let you go into any desktop besides Unity, and GDM crashes about 1/3 of the time after logging out ...
0
votes
1answer
258 views

How to test other DE in Ubuntu 12.10 live (alpha) [duplicate]

Possible Duplicate: There’s an issue with an Alpha/Beta Release of Ubuntu, what should I do? caution: 12.10 is not yet released but I was told it will say as is also when release happens ...