microsoft-word

I keep getting this issue when I try to use this library

`

            var file = new FileInfo(Input);

            var reader = new StructuredStorageReader(file.FullName);

            var doc = new b2xtranslator.DocFileFormat.WordDocument(reader);

            var docx = WordprocessingDocument.Create(Output, b2xtranslator.OpenXmlLib.OpenXmlPackage.DocumentType.Documen