We were originally using 18.6 to build Pdfs from mixed images (mostly tiffs) and Pdfs. We encountered a few issues with that version and Pdf corruption, and so upgraded to version 21.3. In 21.3 we have encountered a ma…...image to PDF in C# | Significant memory leak in Aspose PDF 21.3 and...Aspose.PDF Product Family tiff-to-pdf , image-to-pdf jay.johns...