>Hi
>
>I want to automate opening some excel files and saving the workbooks as tab delimited.
>
>But when I try and add a reference to MsOffice 15.0 Object library I get Microsoft.Office.Core and that has no refernces to Excel.
>
>Any ideas what I'm doing wrong ?
>
>
>Thanks
>
>Nick

Haven't done too much with Excel but I've been using NPOI rather than the MS libraries:

https://npoi.codeplex.com/