On Mon, Oct 21, 2019 at 8:00 AM deloptes deloptes@gmail.com wrote:
Thierry de Coulon wrote:
Just decided to let my Debian 10 update, which it did. Next reboot I got greeted by xfce's login screen (I had installed Debian with xfce),
managed
to find my way back into TDE running the usuall dpkg-reconfigure lightdm.
However I was wondering: if I remove lightdm, what will happen next update?
Looks like last installed is last configured. If you remove it it should stay with TDM. It is basically changing links in the background that point to the one that is assumed as default or selected AFAIR.
On Monday 21 October 2019 07:12:29 am Pisini, John wrote:
A dist upgrade may reinstall it at some point if you have the space just leave it installed and use the dpkg-reconfigure lightdm thing you have been doing.
I had something similar with CentOS6 6-8 years back. [Auto login pass through?*] was seeming randomly flipping back to Gnome. I finally tracked it down to I had not specifically set a default desktop to use in that first select a user/desktop screen. Like you, when it happened, it only happened after an update.
* Got no clue what that’s really called.
Worth a shot checking, but as others have said, might just be Debian/Gnome deciding what’s “best for you.”
Best, Michael
PS: John, please don’t top post :)