TextFrameEx.get_Text returns null

Trying to do a DiagramNodeEx.TextFrame.Text. This always returns the following (keep in mind topNode is the DiagramNodeEx object i am trying to manipulate.

Message “Object reference not set to an instance of an object.” string
StackTrace " at Aspose.Slides.Pptx.TextFrameEx.get_Text()" string
- Text ‘topNode.TextFrame.Text’ threw an exception of type ‘System.NullReferenceException’ string {System.NullReferenceException}



Hi,


Thanks for considering Aspose.Slides.

I have tried to understand the issue but need to reproduce it on our end. It will so kind of yours, if you may please share the source presentation with us for further investigation of the issue on our end.

Many Thanks,