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

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’

Article ID : 932004
Last Review : March 15, 2007
Revision : 1.1

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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Microsoft Knowledge Base Article

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