SharePoint 2010 Claims Authentication Internal Error 500




After install a SharePoint 2010 and create a Web Application using Claims authentication, you receive an error message “Internal Error 500” when try to access this site using Internet Explorer.


500 – Internet Server Error




1 – Go to Start – Administrative Tools – Local Security Policies – User Right Assignments – Impersonate a Client authentication properties.

2 – Add application pool account for site that is not working.

3 – Reboot server.

4 – Browse the site and it should been solved.