Object variable or With block variable not set

I am converting classic asp page to an asp.net. The page uses an include file (topnav.asp) that must remain on the page.

Inside the include file is the following code:

If rsSwitch("Switch") =("-1") then
%>
<a href="http://www.mysite.comg/link1.asp">Link 1</a>
<%
else
%>
<a href="http://www. ...