Thanks for your posting and using Aspose.Cells.
We were able to observe this issue after opening and saving your Excel file using the latest version: Aspose.Cells
for .NET v18.104.22.168. The output file gets corrupt after resaving with Aspose.Cells.
We have logged this issue in our database for investigation. We will look into it and fix this issue. Once, the issue is fixed or we have some other update for you, we will let you know asap.
This issue has been logged as CELLSNET-42966.
I have tested it with the following code and attached the output file for a reference.
string filePath = @“F:\Shak-Data-RW\Downloads\Transportation_Note.xlsx”;
Workbook workbook = new Workbook(filePath);
workbook.Save(filePath + “.out.xlsx”);
Thanks for your using Aspose.Cells.
Please download and try the latest fix: Aspose.Cells for .NET v22.214.171.124 and let us know your feedback.