Hello, @DCD,
Actually, it is a WordPress error. Basically version “5.9” of WordPress, it changes some arguments from the user query. To fix this issue please refer to the solution link: https://stackoverflow.com/questions/70864972/deprecated-wp-user-query-was-called-with-an-argument-that-is-deprecated-since-v and follow the steps in order to solve your issue.
OR contact your hosting provider and ask to solve this issue for you on your site.
Regards 8Themes Team.