X Already contains a definition Y with EntityFramework? (simple database)

Question

I have 3 tables in my MS SQL database and I have added a EntityFramework(latest) to my project where I have imported these 3 tables. The first problem was that no Entities w

Answer 1

1. Right Click the Entity model.
2. Go to properties and remove the default name in the "Custom Tool".
3. Assign the edmx in the model.tt and model.context
4. Build and execute it you will be free from error.