HTTP Error 401.2 - You are not authorized to view this page due to invalid authentication headers
When you attempt to access XIA Configuration Server you receive the following message
HTTP Error 401.2 - Unauthorized
You are not authorized to view this page due to invalid authentication headers.
This is caused by the Internet Information Server (IIS) authentication settings being incorrectly configured.
- Open the Internet Information Services (IIS) Manager from Administrative Tools.
- Browse to the XIA Configuration Server application, by default this is XIAConfiguration.
- Goto the Authentication section.
- Ensure that only Windows Authentication is Enabled.
- Right click Windows Authentication and select Providers.
- Ensure that the Enabled Providers is set to Negotiate and NTLM.