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8
votes
2answers
154 views

What display manager/window manager can support multiple monitors with different dpi?

There is no permutation that I have yet found of window manager / display manager, that correctly scales windows and applications on two different monitors with two different DPIs. I have a 40 inch ...
0
votes
1answer
37 views

After updates my system won't boot into LXDE, X is running but screen stays black

The task bar tries to load, flashing white a few times but then stops and screen stays black, and mouse cursor is available. Here are my updates: Commit Log for Sat Oct 17 10:46:41 2015 Removed the ...
0
votes
1answer
379 views

Start graphical user interface using startx and display manager

As title said, can someone tell me what differents between starting graphical user interface using startx command (which xinitrc contains exec gnome-session or exec xfce4-session) and using an display ...
3
votes
0answers
62 views

How do I get xinputrc to work for login screen?

I have the following lines in /etc/X11/xinit/xinputrc to tame my mouse sensitivity: xinput --set-prop 9 "Device Accel Constant Deceleration" 4.5 xinput --set-prop 9 "Device Accel Velocity Scaling" 1 ...
3
votes
0answers
364 views

When would I use FBDEV vs DRM vs DSS?

I'm new to Linux graphics, and I'm interested in developing a graphics driver. I see that Linux supports three methods for writing graphics to the display device FBDEV DRM DSS2 When would I use ...
2
votes
0answers
89 views

How do I boot a desktop environment from the command line with no display manager or wifi?

KDE was my DM and I remove KDE and XFCE in turn for LXDE (which I had installed.) When I boot, I boot into the command line and have to login with no GUI. The "startx" command boots me into KDE, even ...
2
votes
0answers
1k views

Cannot log in via a display manager on Debian Jessie

I updated libc on my Debian (Jessie) and with it hundreds of packages. Now I can't sign in using a display manager. After entering password and signing in it loads with a black screen and then pushes ...
1
vote
0answers
100 views

Display manager mdm fails to load desktop environment

I was having abnormally long waiting times during which the DM was checking my (correct) login credentials. After mucking around with it a bit I decided to remove the mdm package and reinstall it. I ...
1
vote
0answers
69 views

Lightdm Won't Start in Test Mode With OpenRC

I have a funtoo installation and I recently did sudo emerge x11-misc/lightdm which appeared to work fine, but attempting to start lightdm in test mode with sudo lightdm --test-mode gives this: ** ...
1
vote
0answers
308 views

How do I permanently disable a specific display in gdm?

My laptop has an unknown display always active in the background. It is called "unknown display" in the system settings on Ubuntu GNOME, and it was the same when I was using Unity. I have once ...
1
vote
0answers
1k views

Lightdm does not start after using webkit greeter

I am using lightdm. And I compiled the lightdm-webkit-greeter from source. Here are my /etc/lightdmlightdm.conf settings: [LightDM] [SeatDefaults] xserver-allow-tcp=false ...
0
votes
0answers
12 views

LXLE defaults to non-graphic UI on boot, cannot launch LXDE

I installed LXLE (latest ubuntu LTS version w/ LXDE) on an old laptop. During the live session and installation, the GUI worked fine. During installation I chose "automatic login" and upon first boot ...
0
votes
0answers
130 views

LightDM greeter simple prompt Xubuntu 15.10

I've got a problem configuring LightDM (version 1.16.5) under Xubuntu 15.10 such that the greeter only shows a simple prompt like user: __________ password: __________ without proposing users ...
0
votes
0answers
63 views

How to clear external monitor settings (Crash when connecting a laptop to an external monitor)

After some updates, I get an error when connecting to an external monitor. OS: OpenSUSE Leap 42.1 Kernel: 4.1.12 The first time I connect, it will just display on the external monitor, but not on ...
0
votes
0answers
46 views

Why isn't disper working in Manjaro Linux?

I want to use the disper utility to cycle displays in Manjaro Linux the way I do in Ubuntu-based distros. Disper is present in AUR and installs without difficulty. disper --list should list ...
0
votes
0answers
73 views

How do i log into a virtual terminal ?

I do not know what a virtual terminal is, but i have to enter one, in order to switch off the display manager in a fashion that allows me to type next a command in the virtual terminal that starts the ...
0
votes
0answers
43 views

How can i enter the sudo X command after having killed the mdm display manager?

I was told, in order to just start the x window system, i have to input at the command line: sudo killall mdm. After having done so, my window freezes and i have no further controll, my only option so ...
0
votes
0answers
247 views

How to make switching virtual terminals instant?

I've configured kdm (editing /usr/share/config/kdm/kdmrc) to automatically open two displays: StaticServers=:0,:1. When I switch between them with Ctrl+Alt+F7-8 there is a delay of about 2 seconds ...