How to fix a security scan error in Bitrix?

Question

1C-Bitrix

Hello!
The situation is as follows: when you start the Security Scanner (Administration - Settings - Proactive Defense - Security Scanner), after a couple of seconds, an error occurs:
During the scan, errors occurred that prevented the scanning from continuing, try contacting technical support (error code: auth)
What is it connected with?

Answer 1

First, run the system check - /bitrix/admin/site_checker.php