The title to show on the dialog. 
Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 24.0.0.0 (24.0.0.0)
Since:  2017 
Syntax
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Field Value
If not set, a default title will be used for the dialog. For open, this will be something similar to "Select File" and for save, "Save As".Exceptions
| Exception | Condition | 
|---|---|
| Autodesk.Revit.ExceptionsArgumentException | When setting this property: title cannot include prohibited unprintable characters. | 
| Autodesk.Revit.ExceptionsArgumentNullException | When setting this property: A non-optional argument was null |