Administrator is unable to login into proxy GUI. After providing the credentials the "% Authentication required" is displayed:
Source IP address used by the administrator to access Edge SWG is not part of the ACL configuration.
Navigate to Configuration -> Console Access and add source IP to the Allowed List.
When this issue occurs the following entries appear in the Event Logs:
2026-03-11 12:04:20-00:00UTC "Attempted administrator login from unauthorized source: 192.168.1.1, user 'admin'_user_database" 0 250017:1 authconsole.cpp:1566