Saving a special Word document as PDF fails if comments and revisions shall be printed in balloons.
I am not allowed to share the document. So here is only the log output including the stacktrace:
[main] INFO com.recom…...9: 1024; Aspose warning: 9: Import of element 'shapedefaults'.../customXML/item7.xml.; Aspose warning: 9: Import of element 'extraClrSchemeLst'...