pdf source code：
src.zip (4.4 KB)
origin pdf:
测试.pdf.zip (138.8 KB)
converted error:
error.png (20.4 KB)
please have a check.
Thank you for contacting support.
We have been able to reproduce the issue in our environment. A ticket with ID PDFJAVA-39016 has been logged in our issue management system for further investigation and resolution. The ticket ID has been linked with this thread so that you will receive notification as soon as the ticket is resolved.
We are sorry for the inconvenience.