LightDM gets stuck in a loop after upgrading to Ubuntu MATE 24.10

[ironfoot]

@jaymo_chicago

This means that the situation is unique to my upgrade experience

I think that the 24.04 -> 24.10 upgrade process has problems. Similar situation is described in this thread:

24.10 upgrading

I got the upgrade notice. Went to the process. No error message. Re-start gets me past Grub. Then I get this, can't enter user profile [Screen] W