We were able to replicate this exception using the following code with the latest version: Aspose.Cells for Java v16.12.5. Exception occurs when we try to render your excel file to image or pdf.
We have logged this issue 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-42137 - Invalid column index exception on rendering excel
I have also shown the exception generated on my end after the execution of the following sample code using your source excel file.
Java
Workbook wb = new Workbook(dirPath + “002.xls”);
wb.save(dirPath + “out.pdf”);
Exception
Exception in thread “main” com.aspose.cells.CellsException: Invalid column index.
This is to inform you that we have fixed your issue CELLSJAVA-42137 now. We will soon provide the fix after performing QA and including other enhancements and fixes.
Thank you for the confirmation. It is good to know that you are up & running again. Please feel free to contact us back in case you need our further assistance with Aspose APIs.