I\'ve got a LINQ to Entities app and a database project to manage the schema in a VS 2010 solution targetting .NET 4.0. The entity model is currently reverse engineered from
You need to change the ProviderManifestToken inside your EDMX to the value 2005. You probably generated your DB against a 2008 DB. Make this change and the EF will stop using 2008 syntax.