Entity Framework CTP 4. “Cannot insert the value NULL into column” - Even though there is no NULL value

Question

Im using EF CTP 4. I have a simple console app (for testing purposes) that is using EF to insert some data into a SQL database.

I have come to a problem where by upo

Answer 1

You could also use

modelBuilder.Entity()
    .HasKey(p => p.Id)
    .Property(p => p.Id)
    .HasDatabaseGeneratedOption(DatabaseGeneratedOption.None);

builder.Entity().MapSingleType().ToTable("BOB");