Microsoft KB Archive/939159

= An update to prevent a Background Intelligent Transfer Service (BITS) crash on a Windows Vista-based computer =

Article ID: 939159

Article Last Modified on 8/28/2007

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APPLIES TO


 * Windows Vista Business
 * Windows Vista Enterprise
 * Windows Vista Home Basic
 * Windows Vista Home Premium
 * Windows Vista Starter
 * Windows Vista Ultimate
 * Windows Vista Business 64-bit Edition
 * 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

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Note If you are experiencing the symptoms that are described this article, see the following Microsoft Knowledge Base article to resolve these symptoms:

940520 The host process for Windows Services stops working after you download Microsoft updates on a computer that is running Windows Vista

The update that is described in this article prevents the symptoms that are described in this article. However, you cannot use this update to recover from symptoms that you are experiencing.



SYMPTOMS
When updates are being downloaded from Windows Update on a Windows Vista-based computer, you may experience the following symptoms:  A dialog box appears that indicates that the host process for Windows Services has stopped working. After you restart the computer, you receive the following error message in a Windows Update dialog box:

Some Updates were not installed

Failed: xx updates

Error(s) Found:

Code 800706BA

  An event that resembles the following is logged in the Application log: Event Type: Error

Event Source: Application Error

Event Category: None

Event ID: 1000

Date:

Time:

Computer:

User: N/A

Description: Faulting application svchost.exe_BITS, version 6.0.6000.16386, time stamp 0x4549adc4, faulting module qmgr.dll, version 7.0.6000.16386, time stamp 0x4549bd9f, exception code 0xc0000005 



CAUSE
This problem occurs because the Background Intelligent Transfer Service (BITS) state files are corrupted. This problem stops the host process for Windows Services. This behavior prevents you from using BITS to transfer files.



RESOLUTION
An update is available to prevent a BITS crash on a Windows Vista-based computer.

Update information
The following files are available for download from the Microsoft Download Center:

Windows Vista, 32-bit versions
Download the 939159 package now.

Windows Vista, 64-bit versions
Download the 939159 package now.

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

Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Prerequisites
No prerequisites are required.

Restart requirement
You must restart the computer after you install this update.

Update replacement information
This update does not replace any other updates.

File information
The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Vista, 64-bit versions


STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

Keywords: kbqfe kbpubtypekc atdownload kbexpertiseinter kbhotfixserver KB939159

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