Configuring Vista IIS 7.0
Before installing the .NET Framework 3.5 (which is needed if you are running ASP.NET 3.5 applications), users must perform the following two steps to enable ASP.NET applications: Each IIS 7.0 application pool that runs an ASP.NET application must be explicitly configured using the .NET Framework version that matches the version of ASP.NET used for the application. … Read more