Hello George,
You may verify that whether you have applied Windows XP Service Pack 2 on your machine. If not, please upgrade to Windows XP Service Pack 2, then obtain the latest updates for Visual Studio from Microsoft Update, run the Microsoft XNA Game Studio 2.0 installer and Launch Visual Studio from the Microsoft XNA Game Studio 2.0 folder on the Start Menu.
In addition, you may try the tips mentioned in this
post to see if the problem still exists.
You could also post your issue on the
XNA Community Forum to see if any community member has ever came across this issue and had solutions.
Please remember to mark the replies as answers if they help and unmark them if they provide no help.
Send us any feedback you have about the help from MSFT at EMAIL GONE.