If you are encountering a problem when installing the service pack from Windows update, see.
If mountvol doesn't help, expand the sections below to learn more about other possible causes of this error and suggestions on how to fix the problem.
Do one of the following: If your computer has a single operating system installed, press and hold the F8 key as your computer restarts.
This article, KB 2505743, provides some suggestions to download improve your experience when you install Windows 7 SP1 from the.
A SAN connects multiple servers and storage devices on a single network.
The best way to ensure you get Windows 7 and Windows Server 2008 R2 SP1 is by turning on the Automatic Updates feature.
It also provides ongoing improvements to the Windows Operating System (OS by including previous updates delivered over Windows Update as well as continuing incremental updates to the Windows 7 and Windows Server 2008 R2 platforms based on customer and partner feedback.
This error can occur if the system partition isn't being mounted, or made accessible to Windows during startup.
If you have previously installed a pre-release version of Windows 7 and Windows Server 2008 R2 SP1 on your machine, you must uninstall that version before installing SP1.
Turn on your computer, and then try installing SP1 again.
For more information on identifying active and system partitions, see What are system partitions and boot partitions?
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If prompted, select the Windows7 installation to be repaired, and then click Next.
If you are running Windows from a SAN, contact your system administrator for more information.
Easily deploy cumulative updates at a single time.
Then, expand the section in this topic that corresponds to the message you receive and follow the instructions.
This enables organizations star to deploy a single set of updates.
Do not click download if you are updating just one computer: A smaller, more appropriate download is now available on.