Troubleshooting: Error 0xC0000034 During Windows 7 Service Pack 1 Installations (KB975484)

Microsoft informs that you might get Error 0xC0000034 during Service Pack 1 installations for Windows 7,"Consider the following scenario. You install Windows 7 Service Pack 1 (SP1) or a Windows Vista service pack on your computer. After the service pack is installed, the computer may freeze or restart. If the computer restarts, you receive an […]

Microsoft informs that you might get Error 0xC0000034 during Service Pack 1 installations for Windows 7,

"Consider the following scenario. You install Windows 7 Service Pack 1 (SP1) or a Windows Vista service pack on your computer. After the service pack is installed, the computer may freeze or restart. If the computer restarts, you receive an error message that resembles the following on a black screen:

!! 0xc0000034 !! 142/53007 (_0000000000000000.cdf-ms)," explains Microsoft in KB975484.

To resolve this issue, use any of the following methods, as appropriate for your current version of Windows.

These methods are intended to help you return your computer to a bootable state without the service pack installed. After you successfully return your computer to a bootable state, you should try again to install the service pack.

Read more about how to do both of these at the official support KB article (975484):

"Your computer may freeze or restart to a black screen that has a "0xc0000034" error message after you install Windows 7 Service Pack 1 or a Windows Vista service pack," KB975484.