Aspose.Pdf.Exceptions and Aspose.Pdf.Interactive namespaces have these been moved for version PDF 11.7.0.0?
the following lines no longer compile after switching the Aspose.pdf.dll from 11.2 -> 11.7
if ((doc.Form.Type == Aspose.Pdf.InteractiveFeatures.Forms.FormType.Static)
catch(Aspose.Pdf.Exceptions.InvalidPasswordException)