Exception "Duplicate" :-RTF Document

I am using Aspose 5.0.1 for .Net .When creating DocBuilder object for attached
file it gives an Exception That is “duplicate”.
Stack Track Info are following

at ?.?.?(Int32 ?, Object ?)
at Aspose.Words.StyleCollection.?(Style ?)
at Aspose.Words.StyleCollection.?(? ?, Style ?)
at Aspose.Words.StyleCollection.?(Style ?)
at Aspose.Words.StyleCollection.?(StyleIdentifier ?, Boolean ?)
at Aspose.Words.StyleCollection.?()
at Aspose.Words.Document.EnsureMinimum()
at Aspose.Words.DocumentBuilder.?(Int32 ?, StoryType ?, Int32 ?, Int32 ?)
at Aspose.Words.DocumentBuilder.MoveToDocumentStart()
at Aspose.Words.DocumentBuilder.set_Document(Document value)
at Aspose.Words.DocumentBuilder..ctor(Document doc)


Thanks for your reporting this to us. I managed to reproduce the problem. I have created new issue #4881 in our defect database. I will notify you as soon as it is fixed.
Best regards.

The issues you have found earlier (filed as 4881) have been fixed in this update.