Issue with .SetBasePath for Statup.cs

[rjbhayani]

First of all thank you so much for hard work and creating Framework to Integrate with SAP in more fastest way but I am facing some issue while creatin C# Excel Addins for SAP

also facing some issue with ServiceCollectionExtensions I am not expert on C# but tried to create excel addins and thought to use your framework to use Excel for Mass update in SAP