Sets the output error message.
[Visual Basic .NET] Public Sub AddError ( _ ByVal message As String _ )
[C#] public void AddError ( string message );
[C++]
HRESULT AddError(
BSTR message
);
[C++]Parameters
message [in] message is a parameter of type BSTR
Product Availability
Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.