Hello harrywei,
I've tried checking our records and found out that there's an open investigation where customers are facing issues saving the file as PDF in their books.
Our software engineers are now researching and working on this issue. We recommend using the workaround provided in the article until we find a permanent solution: Troubleshoot PDF and Print problems with QuickBooks Desktop.
You'll get further information and complete steps from the article on how to fix the issue.
If you haven't contacted our specialist, I would recommend getting in touch with them so you'll be added as one of the affected users. Also, you'll receive an email once an update is available.
- From the main menu, click Help.
- Select QuickBooks Desktp Help or, you can press F1 on your keyboard if you would like to.
- Click Contact us.
Please know that I am here to help if you have other questions about QuickBooks. Thank you for your patience while we are working on it.