External   |  
 Retrieves data needed to serialize the target object. 
 Namespace: Autodesk.Revit.Exceptions
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.0.0.0 (25.0.0.0)
Parameters
- info SerializationInfo
 - Data needed to serialize or deserialize the object.
 - context StreamingContext
 - The destination of the serialized stream.