Power Pivot


Is there a plan to support Power Pivot Data Model in Excel workbooks?

Currently, just reading and then saving breaks the workbook so Excel displays the Repair dialog on opening the file and gives the following result afterwards:

message2.PNG (8.6 KB)



Thanks for using Aspose APIs.

Please provide us your Excel file which is getting corrupt by Aspose.Cells on opening and saving. We will look into it and try to fix the bug in next hot fixes.

Please also download and try the most recent version and see if it makes any difference and resolves your issue.



Thanks for using Aspose APIs.

We were able to observe the issue with your provided XLSB file and logged it in our database for investigation and for a fix. Once, the issue is resolved or we have some other news for you, we will let you know asap.

This issue has been logged as

  • CELLSNET-45841 - Xlsb file dealing with Power Pivot corrupts on opening and re-saving

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Great, thanks!



Thanks for using Aspose APIs.

This is to inform you that we have fixed your issue CELLSNET-45841 now. We will soon provide the fix after performing QA and including other enhancements and fixes.



Awesome, thanks for the quick fix.


The issues you have found earlier (filed as CELLSNET-45841) have been fixed in this Aspose.Cells for .NET 18.1 update.

Please also check the following article:


Everything works after the upgrade. Thanks!



Thanks for your feedback and using Aspose.Cells.

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.