External |
The assembly path of the menu item.
Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.0.0.0 (25.0.0.0)


Exception | Condition |
---|---|
ArgumentNullException | When setting this property: A non-optional argument was null |

The path of the assembly which contains the corresponding external command.
