Currently, only straight Walls with straight or arc edges are supported for non-rectangular Curtain Walls.

public static FailureDefinitionId NonSupportedCurtainWall { get; }

Public Shared ReadOnly Property NonSupportedCurtainWall As FailureDefinitionId
	Get

public:
static property FailureDefinitionId^ NonSupportedCurtainWall {
	FailureDefinitionId^ get ();
}