While using the latest version of Aspose.Words i.e. 14.8.0, I managed to reproduce this issue on my side. I have logged this issue in our bug tracking system. The ID of this issue is WORDSNET-10803. Your request has also been linked to the appropriate issue and you will be notified as soon as it is resolved. Sorry for the inconvenience.
Thanks for your inquiry. The issue has now been resolved and it’s fix will be included in Aspose.Words 14.10.0 (next version). We will inform you via this thread as soon as this release is published.