Thanks for your posting and using Aspose.Cells.
We were able to observe this issue after executing your sample code with your source Excel file using the latest version: Aspose.Cells
for .NET v188.8.131.52. Copying a workbook colors a text shape’s background
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-43297 - Copying a workbook colors a text shape’s background
I have also attached the output Excel file and screenshot highlighting this issue for a reference.
Thanks for your using Aspose.Cells.
Please download and try the latest fix: Aspose.Cells for .NET v184.108.40.206 and let us know your feedback.