0xC0000034 error message when you try to install Windows 7 SP1

This article describes a hotfix that prevents the following issue. For more information about how to recover from this issue after it has already occurred, click the following article number to view the article in the Microsoft Knowledge Base:
975484 Your computer may freeze or restart to a black screen that has a "0xc0000034" error message after you install Service Pack 1 on Windows 7 or Windows 2008 R2
Consider the following scenario:

You install Windows 7 Service Pack 1 (SP1) or Windows 2008 R2 Service Pack 1 (SP1) on a computer.
You install some other updates before you restart the computer to complete the installation process. Or, the service pack is installed at the same time as other updates by using Windows Server Update Services (WSUS).

In this scenario, the computer may stop responding or restart. If the computer restarts, you receive an error message that resembles the following on a black screen:

0xC0000034 error message when you try to install Windows 7 SP1

0xC0000034

Note If the computer stops responding and you restart the computer, you receive the same error message.

All supported x86-based versions of Windows 7
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All supported x64-based versions of Windows 7
Download

All supported x64-based versions of Windows Server 2008 R2
Download

All supported IA-64-based versions of Windows Server 2008 R2
Download

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:
119591 How to obtain Microsoft support files from online services
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Notes

You must install this update package on a computer that is running Windows 7 or Windows Server 2008 R2 operating system. You cannot install this update on an offline image.
In a Windows Server Update Services (WSUS) environment, this update is marked as "Exclusive." You will only be offered this update if you have installed all other updates that are marked as "Important."

Prerequisites
To apply this update, you must be running one of the following operating systems:

Windows 7
Windows 7 Service Pack 1 (SP1)
Windows Server 2008 R2
Windows Server 2008 R2 Service Pack 1 (SP1)

Registry information
To use the update in this package, you do not have to make any changes to the registry.
Restart requirement
You do not have to restart the computer after you apply this update.
Update replacement information
This update does not replace a previously released update.
Update removal information
You cannot remove this update.
File information
The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

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