A Bluetooth device may no longer work correctly when you wake a Windows Vista-based computer from sleep

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Article ID: 929577 - View products that this article applies to.
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SYMPTOMS

When you wake a Windows Vista-based computer from sleep, a Bluetooth device may no longer work correctly. After this problem occurs, the computer may stop responding when you try to put the computer to sleep again. Or, the computer may stop responding when you try to shut down or restart the computer.

CAUSE

This problem may occur on a system that supports selective suspend if the computer goes to sleep shortly after the Bluetooth device's power is cycled.

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

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

File information

The English version of this hotfix 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, 32-bit versions
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File nameFile versionFile sizeDateTimePlatform
Bthenum.sys6.0.6000.2049319,45608-Dec-200604:35x86
Bthport.sys6.0.6000.20493220,16008-Dec-200604:35x86
Bthusb.sys6.0.6000.2049329,18408-Dec-200604:35x86
Fsquirt.exe6.0.6000.20493181,76008-Dec-200604:35x86
Bthenum.sys6.0.6000.1639819,45608-Dec-200604:34x86
Bthport.sys6.0.6000.16398220,16008-Dec-200604:34x86
Bthusb.sys6.0.6000.1639829,18408-Dec-200604:34x86
Fsquirt.exe6.0.6000.16398181,76008-Dec-200604:35x86
Windows Vista, 64-bit versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Bthenum.sys6.0.6000.2049323,04008-Dec-200605:35x64
Bthport.sys6.0.6000.20493276,48008-Dec-200605:35x64
Bthusb.sys6.0.6000.2049334,30408-Dec-200605:35x64
Fsquirt.exe6.0.6000.20493187,90408-Dec-200605:35x64
Bthenum.sys6.0.6000.1639823,04008-Dec-200604:57x64
Bthport.sys6.0.6000.16398276,48008-Dec-200604:57x64
Bthusb.sys6.0.6000.1639834,30408-Dec-200604:57x64
Fsquirt.exe6.0.6000.16398187,90408-Dec-200604:57x64

WORKAROUND

To work around this problem, restart the computer.

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 how hotfix packages are named, click the following article number to view the article in the Microsoft Knowledge Base:
816915 New file naming schema for Microsoft Windows software update packages
For more information about the terms that are used to describe software updates, 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: 929577 - Last Review: May 16, 2008 - Revision: 3.1
APPLIES TO
  • 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
  • Windows Vista Business
  • Windows Vista Business 64-bit Edition
  • Windows Vista Enterprise
  • Windows Vista Home Basic
  • Windows Vista Home Premium
  • Windows Vista Starter
  • Windows Vista Ultimate
Keywords: 
kbautohotfix kbvistasp1fix kbfix kbbug kbhotfixserver kbqfe kbprb kbexpertiseinter KB929577

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