Entity Framework 6 - Knowledge Base (KB)

Entity Framework 6: Schema specified is not valid

I have 4 following projects in my solution. All the projects use target framework version 4.0. ...1. Durabuilt.CantorERP.Entities... > Class library project > Used ADO.NET Entity Data Model to expose tables and views in SQL Database named CantorERP ...2. ...

C# The type 'ForeignKeyAttribute' exists in both EntityFramework and System.ComponentModel.DataAnnotations

I upgraded project from .net 4.0 to .net 4.5.1....and I upgraded EntityFramework from 4.3.1 to 6.1.3. ...But EntityFramework based on .net 4.0 (\packages\EntityFramework.6.1.3\lib\net40\EntityFramework) because another depended project running .net 4.0...

How to force fire OnModelCreating every DataContext initialized up

I want to fire OnModelCreating every ...new DataContext(new Entity())... ... But when i create a connection of a table , it works. When create a connection for another table, OnModelCreating doesnt work again, so because i got error, ...the entity type <t...