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Error message when you try to upgrade a computer that is running Windows XP to Windows Vista: "The legacy OS does not meet the software update requirements: 'Service Pack 2 for Windows XP'"

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Article ID:932004
Last Review:March 15, 2007
Revision:1.2

SYMPTOMS

When you try to upgrade a computer that is running Microsoft Windows XP to Windows Vista, you cannot select the Upgrade option. Also, you receive the following error message in the Install Windows dialog box:
Upgrade has been disabled

- The legacy OS does not meet the software update requirements: "Service Pack 2 for Windows XP"

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CAUSE

This problem occurs because Windows XP Service Pack 2 is not installed.

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RESOLUTION

To resolve this problem, follow these steps:
1.Exit the Windows Vista installation process.
2.Install Windows XP Service Pack 2. To do this, visit the following Windows Update site:
http://update.microsoft.com (http://update.microsoft.com)
3.Restart the Windows Vista installation process.

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APPLIES TO
•Windows Vista Home Basic
•Windows Vista Home Premium
•Windows Vista Ultimate
•Windows Vista Business
•Windows Vista Enterprise
•Windows Vista Home Basic 64-bit Edition
•Windows Vista Home Premium 64-bit Edition
•Windows Vista Ultimate 64-bit Edition
•Windows Vista Business 64-bit Edition
•Windows Vista Enterprise 64-bit Edition
•Windows Vista Starter

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Keywords: 
kbexpertisebeginner kbtshoot kbprb KB932004

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