Microsoft KB Archive/831502

= You Are Prompted to Reactivate Windows After You Upgrade to Virtual PC 2004 =

Article ID: 831502

Article Last Modified on 10/16/2007

-

APPLIES TO


 * Microsoft Virtual PC 2004

-



SYMPTOMS
When you upgrade from a previous version of Virtual PC, or when you make significant changes to your virtual machine configuration, you may be prompted to reactivate your Microsoft Windows XP guest operating system.



CAUSE
This behavior may occur if the Windows XP installation appears to have been installed on a new (additional) computer.



RESOLUTION
To resolve this behavior, activate the Windows XP guest operating system again. For additional information about how to activate Windows XP, click the following article number to view the article in the Microsoft Knowledge Base:

307890 HOW TO: Activate Windows XP



MORE INFORMATION
For information about Microsoft Product Activation, view the following Microsoft Web site:

http://www.microsoft.com/piracy/mpa.aspx

For a list of frequently asked questions (FAQ) about Product Activation, visit the following Microsoft Web site:

http://www.microsoft.com/piracy/activation_faq.mspx

Keywords: kbprb KB831502

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.