I have a small asp.net mvc4 application (working fine in my local machine), that uses entity framework v4.1.0.0 with ADO.net DbContext Generator.(SQL Server 2008 r2)
I a
put this code into the Application_Start() method of Global.asax or constructor on your DbContext class
Database.SetInitializer(null);
If you want to recreate database when POCO domains are changed, use following code instead of above
Database.SetInitializer(new DropCreateDatabaseIfModelChanges());