Want to Merge Cells in Excel using purely Dotnet Variables with out using Automation variables or .Very Simple is Ok.

Hi Everyone,

I’m New to NAV & want to try different things in NAV , i came across export to Excel ,i hav done this using Automation variables and Excel buffer and got results. But i’m NOt getting Excel simple and purely using Dot net variables to achieve goals Like

  1. Merge Cells In Excel.(Got using automation var)

Getting Errors like Instantiation and appreciate if got any help([:D]) thank you.

i’m Using NAV 2016