When you browse your website and get the following error message:
HTTP 401.2 - Unauthorized: Logon failed due
to server configuration
It's likely that you didn't choose the correct Site Type for your website. To fix this problem, please go to your hosting control panel -> Hosting Manager -> Website Domain Manager.
Click on "Site Type" and choose the correct site type for your site. If you're not sure which version you need, please contact support via our "helpdesk service" in your control panel.