Gerard,
How about a link to the demo you're talking about? Or, better yet, post your code. We've got MailMerge working with C#. I wasn't the one who wrote the code though, so I'm no expert, but I might be able to look at your code and see what the problem is.
~~Bonnie
>Hi.
>I have been trying to get Mailmerge automation up with c #.
>I've got it to the stage where it loads up Word, and opens the document.
>Howeverwhen I run the Execute method ,as follows:
>
>oWord.ActiveDocument.MailMerge.Execute(ref oFalse);
>
>I get a .com exception error.
>
>(I use same format as per demo on MS site)
>
>Wondering if anybody here has got Mailmerge working with c#
>
>Regards,
>Gerard