Creates a new geometric plane from a loop of planar curves. 
   Namespace:   Autodesk.Revit.Creation  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 2015.0.0.0 (2015.0.0.0) 
Syntax
| C# | 
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| Visual Basic | 
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| Visual C++ | 
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Parameters
- curveloop
-  Type:  Autodesk.Revit.DB CurveArray  
 The closed loop of planar curves to locate plane.
Return Value
If successful a new geometric plane will be returned. Otherwise a null reference ( Nothing in Visual Basic) .Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentException | Thrown when the input curve loop is a null reference ( Nothing in Visual Basic) or empty. | 
| Autodesk.Revit.Exceptions ArgumentException | Thrown when the input curve loop does not lie in a plane. | 
| Autodesk.Revit.Exceptions ArgumentException | Thrown when the input curve loop is not closed. |