Thanks for your posting and using Aspose.Cells as well as Merry Christmas and Happy New Year 2017.
We were able to observe this issue and logged it in our database for investigation. We will look into it and fix 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-42127 - Shape to image Error while rendering 03.xls to Pdf
I have also shown the exception generated with this code for a reference.
Java
Workbook wb = new Workbook(dirPath + “03.xls”);
PdfSaveOptions opts = new PdfSaveOptions();
opts.setOnePagePerSheet(true);
wb.save(dirPath + “out.pdf”, opts);
Exception
<span style=“color: rgb(255, 0, 0); font-family: “Courier New”; font-size: small;”>Exception in thread “main” com.aspose.cells.CellsException: Shape to image Error!
It is good to know that your issue is resolved with the latest fix. Let us know if you encounter any other issue, we will be glad to look into it and help you further.