public static void SaveChanges(Dme.Core.DmeEntities entities) { try { entities.SaveChanges(); } catch (DbEntityValidationException ex) { StringBuilder sb = new StringBuilder(); foreach (var failure in ex.EntityValidationErrors) { sb.AppendFormat("{0} failed validation\n", failure.Entry.Entity.GetType()); foreach (var error in failure.ValidationErrors) { sb.AppendFormat("- {0} : {1}", error.PropertyName, error.ErrorMessage); sb.AppendLine(); } } throw new DbEntityValidationException( "Entity Validation Failed - errors follow:\n" + sb.ToString(), ex ); } }