Unable to login after upgrade to ''

I am running
Debian Version 11 Bullseye

Server version: Apache/2.4.51 (Debian)
Server built: 2021-10-07T17:49:44

PHP Version 7.4.25

And now Nextcloud :

Once I upgraded to this version I can no longer login.

I get the login screen, input correct login in data for both admin and users and the system just returns to this screen.

How can I fix it?


It’s difficult to say, can you get more information from your log files?

It started working and I can’t explain why.

Thats nice.

Next time there is also an option to reset password:

Also there is an option for reset password with e-mail.