A Bluetooth device stops working, and you receive error code 43 together with event 17 after you resume a computer that is running Windows 7 from sleep

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Article ID: 982046 - View products that this article applies to.
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SYMPTOMS

You put a computer that is running Windows 7 to sleep. After you resume the computer, a Bluetooth device stops working. If you open Device Manager to check the device status, you receive the following error message in the Device status box:
Windows has stopped this device because it has reported problems. (Code 43)
Also, the following event is logged in the System log in Event Viewer:
Log Name: System
Source: BTUSB
Event ID: 17
Details:
The local Bluetooth adapter has failed in an undetermined manner and will not be used. The driver has been unloaded.

RESOLUTION

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 the problem described in this article. 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 website:
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.

Prerequisites

There are no prerequisites.

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

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.
Windows 7 file information notes
  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:
    Collapse this tableExpand this table
    VersionProductMilestoneService branch
    6.1.760 0.16xxxWindows 7 RTMGDR
    6.1.760 0.20xxxWindows 7 RTMLDR
  • GDR service branches contain only those fixes that are widely released to address widespread, extremely important issues. LDR service branches contain hotfixes in addition to widely released fixes.
  • The MANIFEST files (.manifest) that are installed for each environment are listed separately in the "Additional file information for Windows 7" section. MANIFEST files and the associated security catalog (.cat) files, are extremely important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.
For all supported x86-based versions of Windows 7
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Bthport.sys6.1.7600.16620393,21623-Jun-201006:15x86
Bthusb.sys6.1.7600.1662060,41623-Jun-201006:15x86
Bthport.sys6.1.7600.20741393,21623-Jun-201006:14x86
Bthusb.sys6.1.7600.2074160,41623-Jun-201006:14x86
For all supported x64-based versions of Windows 7
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Bthport.sys6.1.7600.16620552,44823-Jun-201006:42x64
Bthusb.sys6.1.7600.1662080,38423-Jun-201006:42x64
Bthport.sys6.1.7600.20741552,44823-Jun-201006:33x64
Bthusb.sys6.1.7600.2074180,38423-Jun-201006:33x64

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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

Additional file information

Additional file information for Windows 7

Additional files for all supported x86-based versions of Windows 7
Collapse this tableExpand this table
File nameX86_bth.inf_31bf3856ad364e35_6.1.7600.16620_none_7256fe271cb89e22.manifest
File versionNot applicable
File size3,492
Date (UTC)24-Jun-2010
Time (UTC)01:43
PlatformNot applicable

File nameX86_bth.inf_31bf3856ad364e35_6.1.7600.20741_none_72cbfb6435e58f25.manifest
File versionNot applicable
File size3,492
Date (UTC)24-Jun-2010
Time (UTC)01:43
PlatformNot applicable
Additional files for all supported x64-based versions of Windows 7
Collapse this tableExpand this table
File nameAmd64_bth.inf_31bf3856ad364e35_6.1.7600.16620_none_ce7599aad5160f58.manifest
File versionNot applicable
File size3,496
Date (UTC)24-Jun-2010
Time (UTC)01:40
PlatformNot applicable

File nameAmd64_bth.inf_31bf3856ad364e35_6.1.7600.20741_none_ceea96e7ee43005b.manifest
File versionNot applicable
File size3,496
Date (UTC)24-Jun-2010
Time (UTC)01:40
PlatformNot applicable

Properties

Article ID: 982046 - Last Review: August 16, 2011 - Revision: 3.1
APPLIES TO
  • Windows 7 Home Premium
  • Windows 7 Home Basic
  • Windows 7 Enterprise
  • Windows 7 Professional
  • Windows 7 Ultimate
Keywords: 
kbqfe kbhotfixserver kbautohotfix kbfix kbexpertiseinter kbsurveynew KB982046

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