public static FamilyInstance Create(FamilyType type, Level level, Point position, double rotation, double length, double width) { FamilyInstance instance = FamilyInstance.ByPointAndLevel(type, position, level); instance.SetRotation(rotation); if (instance.Parameters.ToList().Exists(param => param.Name.Equals("Länge"))) { instance.SetParameterByName("Länge", length); } if (instance.Parameters.ToList().Exists(param => param.Name.Equals("Breite"))) { instance.SetParameterByName("Breite", width); } return(instance); }