Question : Garmin MapSource error during installation

I am trying to install MapSource in my windows XP SP3 but during the installation process i get this message "Previous MapSource not found! Setup will terminate." what do i miss here?

Note: The error is attached in complain attachments.
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I am trying to load some of my saved points in google earth to my Garmin nuvi 710 any one can give an idea?

Answer : Garmin MapSource error during installation

You know, we will not post something else but only it:
http://www8.garmin.com/support/download_details.jsp?id=209

http://www8.garmin.com/cartography/mapsourceTutorial.html