This is one reason that I decline the update offered in the program. Exit the program and run 20YY Web Setup. It is much cleaner.

Try running 2020 Web Setup and see if it works. If not try the new Lacerte Tool Hub https://proconnect.intuit.com/community/help-articles/help/fix-common-problems-and-errors-with-the-l... ESPECIALLY the web setup with FORCE that it offers.