To use ‘pdftron.PDF.Convert.ToPdf()’ you would need to uprade your license to include Convert-Add on (http://www.pdftron.com/pdfnet/features.html#Convert).
Convert-Add on is a separately licensable modue for PDFNet that includes everything in ‘pdftron.PDF.Convert.*’ namespace, except for ‘pdftron.PDF.Convert.ToXod()’ - which is included part of WebPublisher license.
Other add-on modules in PDFNet are:
- PDF to PDF/A Conversion (pdftron.PDF.PDFA.PDFACompliance)
- PDF Redaction (pdftron.PDF.Redactor)
- PDF Optimizer (pdftron.PDF.Optimizer)
- WebPublisher (pdftron.PDF.Convert.ToXod())