External
|
The reference type of the data item (e.g. "Import", "Link", "Overlay", "Attachment").
Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 27.0.4.0 (27.0.4.0)
| Exception | Condition |
|---|---|
| ArgumentNullException | When setting this property: A non-optional argument was null |