public static Model GetModelById( int modelId, bool showAll, IEnumerable<int> countriesIds ) { using( var ctx = new RmsAuto.TechDoc.Entities.TecdocBase.TecdocBaseDataContext() ) { DataLoadOptions dlo = new DataLoadOptions(); dlo.LoadWith<Model>( m => m.Manufacturer ); dlo.LoadWith<Model>( m => m.Name ); ctx.LoadOptions = dlo; return ctx.GetModel( modelId, showAll, countriesIds ); } }