HTTP Error 401.3 – Unauthorized Error – While creating IIS 7.0 web site on Windows 7

After Migrating the application to work with the Integrated .NET mode, you might come across a problem: Server Error in Application “WebSiteName” – HTTP Error 401.3 – Unauthorized

 

HTTP Error 401.3 – Unauthorized

 

Resolving HTTP Error 401.3 – Unauthorized Error

Click on Authentication and click edit after choosing Anonymous Authentication. In the opening window select Application Pool identity and click OK.

 

Resolving HTTP Error 401.3 – Unauthorized Error – Application Pool Identity

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