http://msmvps.com/blogs/simpleman/archive/2005/06/23/54733.aspxIn ASP.NET 2.0 Beta 2, two new configuration classes have been added: 1- ConfigurationManager : Used to update sections inside the App.Config file. 2- WebConfigurationManager : Used to update setions inside Web.Config file. To see how to add some keysenCommunityServer 2008.5 SP2 (Build: 40407.4157)