0
votes
0answers
10 views

Black screen after booting Ubuntu 14.04 LTS [duplicate]

I'm new to Ubuntu 14.04. I changed some configuration and installed Gnome. I chose Display manager as GDM. After I restart, it boots but the login window does not appear. It shows a black screen ...
-1
votes
1answer
56 views

Installing Gnome 3, should I use gdm or lightdm?

I'm currently using Xubuntu 14.04 and I wanted to try out Gnome 3, so i started installing it, and during the installation it is asking me what display manager should I use by default: gdm or lightdm. ...
0
votes
0answers
48 views

14.04 Unity not working after reboot

Earlier today I finished an apt-get upgrade and my machine reported that it needed to be rebooted. So I shut everything down and rebooted the box. The shutdown didn't go as smoothly as I would like ...
1
vote
0answers
16 views

Unity unable to login (can login with xubuntu) [duplicate]

Any and all help would be appreciated... Ok so. My laptop is Ubuntu 14.04, and the other day I restarted it and then was no longer able to login. So what happens? I attempt to login (lightdm) and ...
0
votes
0answers
141 views

Cannot login to Ubuntu 14.04 returns to the login screen

I updated to 14.04 from 12.04.03. I was using cinammon at that time. When I upgraded to 14.04 ,I got a serious problem. I was unable to login, as whenever I hit enter after entering password, it is ...
0
votes
1answer
207 views

Multiple monitor issue with Gnome 3.10 running Ubuntu 14.04 LTS

I did a fresh install of Ubuntu 14.04 and installed Gnome Shell. When I enter display setting everything seems to work fine, that is until the next log off or reboot. For some reason the settings ...
1
vote
0answers
320 views

14.04 Trusty Tahr LIghtDM No way to switch session

I installed Trusty on my laptop. I like Gnome Shell more than Unity. So I installed Gnome Shell via Software Centre. I have LightDM 1.10.0 installed on my system. Unlike the previous version it ...
0
votes
0answers
19 views

Have to restart lightdm to get working window response

Every time I boot my computer, I need to restart lightdm to have anything but the desktop respond to mouse click events. It works fine after this. I just installed Ubuntu 14.04 on a custom-built AMD ...
2
votes
1answer
669 views

LightDM is missing Gnome Shell icon

the Icon of Gnome shell is missing from lightDM.. I had to manually add Gnome Shell to lightDM because it didn't install properly on my machine. now I don't now how to add the Icon to lightDM. Im on ...
0
votes
0answers
308 views

Can't login to Ubuntu Gnome 13.10. Login screen doesn't appear

I had been using Ubuntu Gnome for over 3 months now, without any issues. Today, when I tried to boot the os, I couldn't see the login screen. Instead, it shows the Screen with Gnome logo and it isn't ...
1
vote
0answers
166 views

.xinitrc not sourced in 13.10

I am using gnome / lightdm / ubuntu 13.10. I have some customisations I want to do in ~/.xinitrc, but it seems this file is not being sourced at startup. I've tried also with .xsessionrc and ...
1
vote
1answer
434 views

How to add a session type button to lightdm-webkit-greeter theme?

I'm experimenting with the webkit greeter for lightdm. Ubuntu 13.10 64 bits. I want to learn to create my own themes. I noticed that the default theme does not show a language select button or a ...
19
votes
1answer
1k views

What is the relationship between Unity, Gnome, Gnome 3, Compiz, Metacity, and LightDM?

I am learning about Graphical User Interfaces in Ubuntu and constantly come across different terms, which cause a lot of confusion for me. I have tried reading easy-to-understand tutorials about the ...
1
vote
1answer
79 views

All display managers boot into Gnome Classic (No effects)

I've tried both gdm and lightgdm but no matter what I do, I get logged in to Gnome Classic (No Effects). The terminal's transparency is a nuisance here and I completely do not want to work on anything ...
1
vote
1answer
559 views

Default login screen missing, how to revert?

I installed some KDE stuff by mistake. After removing it, my login screen now is quite different; has a white background and the user icons+input appear in the centre. [note that I have tried sudo ...
1
vote
0answers
198 views

Can't start gnome-flashback or unity using Xvnc + XDMCP

I configured my Ubuntu 13.10 using this article on IBM's website. Now I can connect to LightDM, select user and enter password, but DE doesn't start. I can see the logged-in user using who command. ...
0
votes
1answer
335 views

Ubuntu vnc4server no working session only terminal

So I've trid to get xrdp working on Ubutnu Server 13.10 which meant a lot of messing around with lightdm and gdm. So after giving up on xrdp i switched to vnc. I installed vnc4server purged lightdm(as ...
0
votes
1answer
887 views

NoMachine NX Client V4 and Lightdm

I am trying to connect from an Ubuntu 13.10 laptop with Nomachine nx V4 to an Ubuntu 12.04 system with Nomachine nx V3.5 I can successfully connect to the machine, but if I try to connect to the ...
0
votes
0answers
41 views

Ubuntu doesn't open in graphic mode

My Ubuntu 12.04 LTS was working fine in Gnome mode, but I tried to login in user-defined mode. It worked fine, but now, when I try to login in Ubuntu mode or any other mode(Gnome, gnome-classic, ...
0
votes
0answers
86 views

Gnome 3.8 Update Issues

I installed Gnome 3.8 about 3 weeks ago and it worked great! Just recently I updated and everything about the boot-up has been a little odd. Firstly, the boot screen wasn't the purple and orange ...
0
votes
0answers
215 views

Unity Fails to Load

I recently installed Gnome 3.8 to play around with it. I thought it would only add it to my session manager, but it also made it default and began using the GDM instead of LightDM. Then, things got ...
2
votes
2answers
1k views

How can I revert ubuntu settings after gnome-shell install

I have Ubuntu 13.04 32 bit. Recently, I installed Gnome 3 because I wanted to try something new. It looked and felt awful, so I removed it via ppa-purge. Unfortunately, some of my setting were ...
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 ...
1
vote
2answers
102 views

How much is Ubuntu 13.04 related to/depends on Gnome?

I noticed that Ubuntu Unity (13.04) uses a lot of gnome related packages, even with no added stuff to its configuration. In a first install of Unity, I messed up with my configuration because I tried ...
0
votes
1answer
98 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 ...
1
vote
1answer
697 views

How can I remove the “GNOME desktop environment” entry from my login screen after uninstalling GNOME?

I installed The GNOME Desktop Environment, with extra components, but I didn't like it, so I uninstalled it. But now at the login screen, besides the password box there's still the button to choose ...
1
vote
1answer
160 views

LightDM not Behaving as Expexted

I seem to be having some odd lightdm behavioral issues. So far this what I have in my /etc/lightdm/lightdm.conf file: user-session=gnome-classic greeter-session=unity-greeter ...
1
vote
0answers
276 views

How do I remove GNOME and restore UNITY in 12.10?

I'm new to Ubuntu and someone suggested I install GNOME, only I was unaware it was a GUI mod. The log-in menu now has drop down for GNOME selection and such, as well as Ubuntu, however the GNOME ...
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 ...
9
votes
2answers
4k views

Gnome 3 always hangs after logon

The problem I'm having is that after logging into GNOME Shell 3.4.1 on Ubuntu 12.04.1 LTS. After a short period of time (approx 0-2 minutes) gnome shell becomes unresponsive. Hovering on the corner ...
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 ...
0
votes
1answer
2k views

How do I get back the Unity login screen after installing gnome-core?

I installed gnome-core and now I have an ugly login screen. I want to reset or delete gnome-core and re-install the Unity login screen, or just switch back to LightDM. Is there any way to do it easily ...
1
vote
0answers
58 views

(Easy Question) Start X and Unity from Console [duplicate]

Possible Duplicate: How can I set my Ubuntu 12.04 LTS to boot to console without GUI? A lot of questions without response. This thread is like this two: Start X and Unity from the console ...
1
vote
0answers
718 views

Ubuntu 12.10 Unity Missing Can Only Use GNOME Just A Plain Background With A Mouse

I've got a recent problem with Ubuntu 12.10. I just upgraded from 12.04 and it keeps complaining about lightdm not being installed properly. I'm pretty new to Linux. I have no clue what to do here.
3
votes
1answer
614 views

Cannot restart Ubuntu after replacing Unity with Gnome and purging lightdm

I am running Ubuntu 11.10. I used the directions here to replace Unity with Gnome. It seemed to work fine until the end of step 2 when I rebooted the computer. When I chose the default option, I just ...
0
votes
1answer
982 views

How to remove gnome from login screen after uninstalling gnome shell

I tried gnome-shell but didn't quite like it. After removing gnome-shell, I still have them in login menu. However, upon logging in with any gnome option, I get to the usual Unity desktop. I had ...
0
votes
1answer
790 views

login to gnome-session is broken

When I come to the ubuntu 12.04 lightdm login screen, I get several options for logging into desktop environments. There is Unity and gnome and gnome-classic etc... When I select unity, it logs me ...
0
votes
0answers
42 views

How can I make lock screen be like the login screen? [duplicate]

Possible Duplicate: How to make the lock screen look like the login screen? Is it possible to have the login screen displayed when locked instead of that ugly and horrible current lock ...
0
votes
1answer
316 views

How to programmatically log-in a user remotely

How do I programmatically and remotely (using SSH) log-in a user so that the lightdm login screen closes and loads the user's desktop as thought they had physical typed in their username and password? ...
3
votes
0answers
925 views

How can I make the LightDM lock screen my gnome-shell lock screen in 12.04 [closed]

In Unity, LightDM is the default lock screen. Is it possible to make LightDM my default lock screen in gnome-shell ?
1
vote
0answers
669 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 ...
2
votes
1answer
1k views

Change LightDM session name entries for Desktop Environments?

When using LightDM, sessions, (not usernames) are named in a way I would like to change, for example, Ubuntu is Unity 3D, and I would like to name it that way, the following to: Ubuntu 2d to Unity ...
2
votes
1answer
223 views

No Unity session after update

After I updated Ubuntu 11.10, LightDM won't show the Unity entry anymore. What can I do, to get the Unity (3D) entry back? NV drivers are fully working. I installed Gnome 3 weeks before.
0
votes
1answer
940 views

How to load graphical login screen? [duplicate]

Possible Duplicate: How to load graphical display manager when booting? I have just upgrade to 11.10 from 10.04. I cannot see login screen on tty7. I can still login into tty 1-6. I have ...
0
votes
0answers
295 views

How to set a default login screen that has changed? [duplicate]

Possible Duplicate: How can I make LightDM the default display manager? I have Ubuntu 11.10. I had LightDM as the default login manager, but now I have as the default the one from ...
3
votes
0answers
324 views

After upgrading from 11.04 to 11.10, gnome-shell entry in Lightdm actually launched Unity [closed]

I had Ubuntu 11.04 installed running gnome 2. I upgraded to 11.10 and everything went very smoothly. I installed GNOME Shell via: sudo aptitude install gnome-shell Logging into the Gnome session ...
3
votes
2answers
2k 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 ...
6
votes
1answer
971 views

Raleigh theme on LightDM, Ubuntu desktop, Nautilus window, menus & menu-bars

After performing an upgrade from Natty to Oneiric, I had a problem similar to the one reported in here at every system boot: Desktop forgets theme? Everything, from the LigthDM greeter to the ubuntu ...
1
vote
1answer
559 views

How do I log into a gnome session?

I've upgraded my Ubuntu installation from 11.04 to 11.10. If I choose gnome at the lightdm login screen the system logs me into a unity session. If I choose any other option the system logs me also ...
2
votes
0answers
446 views

Can't load the desktop after LightDM screen [closed]

I've just installed Oneiric in my HP Pavillion dv6000. The installation was fine, it finished without a problem. I rebooted the laptop and it went to the LightDM screen I typed my password and as it ...