Create a symbolic curve in an Autodesk Revit family document. 
   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
- curve
 -  Type:  Autodesk.Revit.DB Curve  
The geometry curve of the newly created symbolic curve. 
- sketchPlane
 -  Type:  Autodesk.Revit.DB SketchPlane  
The sketch plane for the symbolic curve. 
Return Value
The newly created symbolic curve.Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions ArgumentNullException | Thrown when argument is a null reference ( Nothing in Visual Basic) . | 
| Autodesk.Revit.Exceptions InvalidOperationException | Thrown when regeneration failed. Thrown when symbolic curve creation failed. |