Thanks for your posting and using Aspose.Cells for Java.
We were able to replicate this issue using the latest version:
for Java v188.8.131.52
We have logged this issue in our database. We will look into it and resolve this issue. Once the issue is resolved or we have some other update for you, we will let you know asap.
This issue has been logged as CELLSJAVA-40339.
Below is sample test code. I have attached the output pdf and screenshot for your reference.
String filePath = “F:\Shak-Data-RW\Downloads\testme.xlsx”;
Workbook workbook = new Workbook(filePath);
workbook.save(filePath + “.out.pdf”, SaveFormat.PDF);