Bug#1151747: gnome-shell: GNOME fails to start after Sid update ("Session never registered")

[Jeremy Bícha]

On Fri, Oct 23, 2026 at 5:21 PM Leo Unglaub <leo at unglaub.at> wrote:
> The issue still exists. There is the message, that the gnome-shell and
> gnome-shell-common package are hold back, maybe this is related? But i
> am not doing anything special with my packages here, no special pinning,
> nothing. Just tested it in a clean VM without any motifications, gdm3
> currenrly does not start.

You probably need to do something like this:
sudo apt dist-upgrade

Pay attention to what it suggests removing. Do you have GNOME Shell
extension packages installed? If so, some of the packaged extensions
might not be compatible with this version of GNOME Shell yet.

Thank you,
Jeremy Bícha