22.04 login problem

[Grizzly]

30 April 2022  at 8:08, Tom Mitchell wrote:
Re: 22.04 login problem (at least in part)

>On Fri, Apr 29, 2022 at 10:18 AM Grizzly via ubuntu-users
><ubuntu-users at lists.ubuntu.com> wrote:
>>
>> Hi
>>
>> An odd one that is driving me mad
>>
>> I upgraded Unity 21.10 to 22.04 (also Unity luckily) rebooted many times, left
>> it and came back today, now I can't login now, dialogue reports "session failed
>>
>> to start" or similar wording as I'm not on that box (duh)
>>
>> I went the normal route for a password problem, boot from live (or another
>> Ubuntu that duel boots) reset password, try again to login, still no change
>>
>> Anyone else having this painful error
>See if you can login locally without X.
>Use a virtual console...
>Ctrl + Alt + F1 to F6 are the virtual consoles provided by the getty /
>agetty programs.

>This verifies if the password is correct.
>It allows reinstallation of packages and updating or installing additional.
>It allows inspection of log files.
>It allows relabeling of filesystems.
>and more.

Managed that (had posted an update) from terminal I managed to run update and 
dist upgrade, still can only get "failed to start session" when I enter 
password in the UI password box

where should I look for a clue to what is wrong and how to fix