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I installed GNOME 3 on Ubuntu 11.10 and in the install process I chose gdm as the login screen. I want to switch back to LightDM. I ran sudo dpkg-reconfigure gdm and chose LightDM but it gives me a black screen when I restart.

Help please

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seems like no one knows –  dado_eyad Nov 5 '11 at 15:18

1 Answer 1

http://wiki.ubuntu.com/LightDM

Ctrl-Alt-F1

sudo dpkg-reconfigure lightdm

select LightDM

sudo reboot
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