When trying to access the internet I am receiving the following message
"The requested lookup key was not found in any active activation context"

What does this mean and how to I overcome this issue?:

Graham
:confused:

"Requested lookup key" IE7 Problem - MSDN Forums (http://forums.microsoft.com/MSDN/ShowPost.aspx?PostID=1099567&SiteID=1)

Google search!!

There are lots of references to this problem, it could be caused by several things.
If you have no luck fixing it, downgrade to Internet Explorer 6 or use Firefox.