I have problem to use entityframe..

See more:

MVC4

In the Name OF God

hi

after installing entity framework in my project
I have created two classes in folder of models i wrote this insruction in one of these class:

public class MyWebdb:DbContext
    {
        public DbSet<idea>; IdeatList { get; set; }
    }

Then I added a control in the control folder- in that windows I chose the second term in Template
and I chose Model class and ..
but i hade this error

unable to retrive metadata for....
to cast object of type 'system.data.entity.core.objects.objectContext'
to type 'system.data.objectsContext'