Convert mht to pdf using ASPOSE.PDF (No html part found)

Hi,
I try to convert mht to pdf using aspose-pdf (21.7) but no success.
Exception thrown :

Exception in thread "main" class com.aspose.pdf.internal.ms.System.le: No html part found!
com.aspose.pdf.internal.l37j.lf.lI(Unknown Source)
com.aspose.pdf.internal.l37j.lf.<init>(Unknown Source)
com.aspose.pdf.internal.html.rendering.MhtmlRenderer.render(Unknown Source)
com.aspose.pdf.internal.html.rendering.MhtmlRenderer.render(Unknown Source)
com.aspose.pdf.internal.html.rendering.MhtmlRenderer.render(Unknown Source)
com.aspose.pdf.l10h.lI(Unknown Source)
com.aspose.pdf.ADocument.lI(Unknown Source)
com.aspose.pdf.ADocument.<init>(Unknown Source)
com.aspose.pdf.Document.<init>(Unknown Source)

Could you please help with this issue?

Code to reporoduce error :
aspose-pdf-mht-to-pdf.zip (76.6 KB)

@ainvig

I have been able to reproduce the issue on our end. A ticket with ID PDFJAVA-40746 has been created in our issue tracking system to further investigate the issue on our end. This thread has been linked with the issue so that you may be notified once the issue will be fixed.