COM Exception 80040154 When creating an Excel Application

Question

I\'m trying to run my application on a server which does not and will not have Office installed on it.

using EXCEL = Microsoft.Office.Interop.Excel;
...
EXC         


        

Answer 1

I'm trying to run my application on a server which does not and will not have Office installed on it.

As Joe said, you'll need to install Excel for Interop to work. If you're dead-set against that, consider third-party alternatives. In general, Microsoft does not recommend installing Office on your server and using it with Interop - that being said, it will work (at least most of the time).