Error when starting pgadmin the pgadmin 4 server could not be contacted, what should I do?

Question

PostgreSQL

When starting pgAdmin 4 13.0.1 and 12.4.1, the pgadmin 4 server could not be contacted, windows 7 error. Run as administrator, clear the pgAdmin folder, reinstall, set the English interface, add bin at the end, change the compatibility mode in the properties, I don't know what to do anymore.

Answer 1

Remove Cyrillic from the computer name.