1. What is the problem? Be very detailed.
My ODK central was working perfectly fine before I decided to update it to the recent release of ODK using this URL (https://docs.getodk.org/central-upgrade/), everything went fine. After the update, I couldn't sign into the admin account again, it keeps returning "Something went wrong: the server returned an invalid error."
2. What app or server are you using and on what device and operating system? Include version numbers.
Using Docker version 20.10.12 on Ubuntu 20.04
3. What you have you tried to fix the problem?
I have tried this Can't Login, Something went wrong: the server returned an invalid error - #6 by Nasir_Rashid but no success
5. Anything else we should know or have? If you have a test form or screenshots or logs, attach below.
