Sequence contains no matching element - EntityFramework

Question

I\'m using EF 6.1.0 and was creating a WCF Service.

First I created a Class Library containing my entities, Mappers and Context for initializing EF. I\'ve also creat

Answer 1

I just experienced the same problem. The Code First from database wizard generated one of the columns as [Column(TypeName = "date")].

Calling .saveChanges() resulted in the Sequence contains no elements.

After changing the defined column to [DataType(DataType.DateTime)] it worked as expected.