Hi Erick,
Since that problem just started happening recently, try a System Restore.
How to use Windows XP System Restore:
http://www.microsoft.com/windowsxp/pro/using/howto/gethelp/systemrestore.asp

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Cheers, *Windows_XP_MVP_Shell/User*
Jimmy S. http://mvp.support.microsoft.com
Visit my MSN Games and Windows Gaming Help Site: www.msce.mvps.org
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My advice is donated "AS IS" without warranty; nor do I confer any rights.
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Erick Wrote:
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| After installing a Geforce MX 4000 and the driver my computer will not shut
| down now. It hangs up at the shut down screen. Help.