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Excel cannot open file after conversion from XLSM to XLS

Scenario: Aspose.Cells 8.5.0. I try to convert XLSM file (attached) to XLS.

Issue: Excel 2013 cannot open it. See screenshots.

var w = new Workbook(“sample.xlsm”);
w.Save(“resaved-sample.xlt”, SaveFormat.Excel97To2003);

Alex Shloma


Thanks for your posting and using Aspose.Cells.

We were able to observe this issue by executing your sample code with your source excel file using the latest version: Aspose.Cells for .NET 8.5.0. The output excel file gets corrupt and does not open well in Microsoft Excel.

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

  • CELLSNET-43734 - Excel cannot open file after conversion from XLSM to XLS.


Please try our latest version/fix: Aspose.Cells for .NET v8.5.0.1

We have fixed your issue “CELLSNET-43734” now.

Let us know your feedback.

Thank you

Cannot reproduce the issue with the DLL you provided.

Alex Shloma


Thanks for your feedback.

Good to know that your issue is sorted out by the new fix. Feel free to contact us any time if you need further help or have some other issue or queries, we will be happy to assist you soon.

Thank you.

The issues you have found earlier (filed as CELLSNET-43734) have been fixed in this update.

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