Assembly: RevitAPI (in RevitAPI.dll) Version: 184.108.40.206 (220.127.116.11)
The fully qualified filename of the Family file, usually ending in .rfa.
Return ValueTrue if the entire family was loaded successfully into the project, otherwise False.
Loading an entire family may take a considerable amount of time and memory. It is recommended that you use one of the LoadFamilySymbol() methods and only load those symbols that you need.
|Autodesk.Revit.Exceptions ArgumentException||Thrown when filename is a null reference ( Nothing in Visual Basic) or empty.|