The parameter which will be evaluated to pass this rule.
Namespace: Autodesk.Revit.DBAssembly: RevitAPI (in RevitAPI.dll) Version: 21.0.0.0 (21.1.1.109)
Since: 2020
 Syntax
Syntax
 Exceptions
Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.Exceptions..::..ArgumentNullException | When setting this property: A non-optional argument was NULL | 





