Knowledge Base

You cannot select an upgrade option for Windows Vista, and you may receive an error message: "You cannot upgrade Windows in Safe mode"

Article ID: 932005

Article Last Modified on 3/15/2007

APPLIES TO

Windows Vista Enterprise
Windows Vista Business
Windows Vista Home Basic
Windows Vista Home Premium
Windows Vista Ultimate
Windows Vista Enterprise 64-bit edition
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

SYMPTOMS

When you try to install Windows Vista, you cannot select an upgrade option that is located in the Install Windows dialog box. Additionally, you may receive the following error message:

Upgrade has been disabled
- You cannot upgrade Windows in Safe mode. Cancel the installation, restart your computer in normal mode, and then try to upgrade again

CAUSE

These symptoms can occur if the following conditions are true:

You start the currently installed operating system in safe mode.
You start Windows Vista Setup, and you try to upgrade the currently installed operating system.

RESOLUTION

To resolve this issue, use one of the following methods, as appropriate for your situation.

Method 1

If the system is currently performing correctly, and you only want to upgrade the current operating system to Windows Vista, follow these steps:

Exit Windows Vista Setup.
Restart the system in normal mode.
Start Windows Vista Setup, and try again to upgrade the current operating system to Windows Vista.

Method 2

If you started the operating system in safe mode because of issues with the currently installed operating system, follow these steps:

Resolve the issues.
Restart the system in normal mode.
Start Windows Vista Setup, and try again to upgrade the current operating system to Windows Vista.

Method 3

If you started the operating system in safe mode because of issues with the currently installed operating system, and you cannot resolve the issues, follow these steps:

Exit Windows Vista Setup.
Back up your personal files and settings.
Perform a clean installation of Windows Vista.

Note If you do not have to back up your personal files and settings or if you have already done this, you can select the Custom (Advanced) upgrade option and perform a clean installation of Windows Vista.

REFERENCES

For more information about how to install Windows Vista, click the following article numbers to view the articles in the Microsoft Knowledge Base:

932795 Installation choices for 64-bit consumer versions of Windows Vista

932616 Installation choices for consumer versions of Windows Vista (32-bit only)

918884 How to install Windows Vista

919183 System requirements for Windows Vista

Keywords: kbsetup kbexpertisebeginner kberrmsg kbtshoot kbprb KB932005

Microsoft KB Archive/932005

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