public Guid AddArchive(BiblosDS.Library.Common.Objects.DocumentArchive Archive) { Archive.IdArchive = Guid.NewGuid(); using (Model.BiblosDS2010Entities db = new Model.BiblosDS2010Entities(BiblosDSConnectionString)) { Model.Archive entityArchive = Archive.TryToConvertTo <Model.Archive>(db); db.AddToArchive(entityArchive); db.SaveChanges(); } return(Archive.IdArchive); }