I need help lightdm not letting me in

[Balazsfele]

Translate for english people: Failed to start session
pls help

[StarTreker]

Lightdm not logging in and i need the core login package name

my pc not want to log in after installed lightdm (z.os 16 core) so i need the old login package name to install it

[Aravisian]

Crosslink duplicate:

Lightdm not logging in and i need the core login package name