Hi mooncat7245,
a. Which version of Operating system do you use?
Here’s a post which addresses similar issue. There are multiple suggestions available to fix the issue. Try the suggestions given in this post to fix the issue and see which one of it helps you.
http://social.msdn.microsoft.com/Forums/en-US/vssetup/thread/8655d21b-259b-449d-a0f4-0b94cdc353a1
Regards,
Divya R – Microsoft Support.
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