You may receive a "Stop 0x0000007E" error message after you enable the BitLocker Drive Encryption feature in Windows Vista

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Article ID: 930979 - View products that this article applies to.

Support for Windows Vista without any service packs installed ended on April 13, 2010. To continue receiving security updates for Windows, make sure you're running Windows Vista with Service Pack 2 (SP2). For more information, refer to this Microsoft web page: Support is ending for some versions of Windows

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SYMPTOMS

After you enable the BitLocker Drive Encryption feature in Windows Vista, you may receive a "Stop 0x0000007E" error message that resembles the following:
STOP 0x0000007E (parameter1, parameter2, parameter3, parameter4)
SYSTEM_THREAD_EXCEPTION_NOT_HANDLED

CAUSE

The problem may occur when certain drivers, such as a chipset driver, are installed on the computer before you enable the BitLocker Drive Encryption feature.

RESOLUTION

Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
935791 How to obtain the latest Windows Vista service pack

Hotfix information

To resolve this issue, install the hotfix that is described in KB 929637.

For more information, click the following article number to view the article in the Microsoft Knowledge Base:
929637 Error message during Windows Vista startup if the Nero InCD program is installed and if the "Special pool" feature is enabled in the Driver Verifier utility: "Stop 00000050"

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1.

MORE INFORMATION

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates

Properties

Article ID: 930979 - Last Review: May 21, 2008 - Revision: 4.2
APPLIES TO
  • Windows Vista Ultimate
  • Windows Vista Enterprise
  • Windows Vista Ultimate 64-bit Edition
  • Windows Vista Enterprise 64-bit Edition
Keywords: 
kbvistasp1fix kbfix kbbug kbhotfixserver kbqfe kbprb kbexpertiseinter KB930979

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