CRM and IIS error 2148074242

IIS retuns 500 2148074242 when you access an MS CRM site.

When you try to connect to a Web site that is hosted on Microsoft Internet Information Services 6.0, Microsoft Internet Information Services 5.1, or Microsoft Internet Information Services 5.0, you may receive an error message that is similar to the following: Error 500: The function requested is not supported. Additionally, you may receive entries that are similar to the following in the Extended W3C log: 18:59:54 127.0.0.1 GET /localstart.asp 500 2148074242

The solution is found here.