how to use the chart type Column3DStacked? to break the horizontal line into 2 categories to stack and a third category?
Thanks for using Aspose.Cells for .NET.
Please provide us your simple expected output xls/xlsx having your chart. You can create it manually using Ms-Excel 2007/2010 and attach it here.
It will help us look into your issue and we will provide you a sample code to achieve your desired results programmatically using Aspose.Cells.
Also, we advise you to download and use the latest version:
for .NET v188.8.131.52 in your application projects.