Symptoms

Assume that you play sound repeatedly on a computer that is running Windows 7 or Windows Server 2008 R2. In this situation, a handle leak occurs in the Audiodg.exe process. When this issue occurs, the handle count of the Audiodg.exe process in Task Manager increases.

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=supportNote 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

To apply this hotfix, you must be running Windows 7 Service Pack 1 (SP1) or Windows Server 2008 R2 Service Pack 1 (SP1).

For more information about how to obtain a Windows 7 or Windows Server 2008 R2 service pack, click the following article number to view the article in the Microsoft Knowledge Base:

976932 Information about Service Pack 1 for Windows 7 and for Windows Server 2008 R2

Registry information

To apply this hotfix, you do not have to make any changes to the registry.

Restart requirement

You must 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 and Windows Server 2008 R2 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:

    Version

    Product

    Milestone

    Service branch

    6.1.760
    1.17xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    GDR

    6.1.760
    1.21xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • 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) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 R2 and for Windows 7" section. MUM and 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

File name

File version

File size

Date

Time

Platform

Audioeng.dll

6.1.7601.17774

374,784

07-Feb-2012

05:30

x86

Audiokse.dll

6.1.7601.17774

442,880

07-Feb-2012

05:33

x86

Audioses.dll

6.1.7601.17774

195,584

07-Feb-2012

05:30

x86

Encdump.dll

5.0.1.1

274,944

07-Feb-2012

05:31

x86

Audioeng.dll

6.1.7601.21917

374,784

07-Feb-2012

06:08

x86

Audiokse.dll

6.1.7601.21917

442,880

07-Feb-2012

06:11

x86

Audioses.dll

6.1.7601.21917

195,584

07-Feb-2012

06:08

x86

Encdump.dll

5.0.1.1

274,944

07-Feb-2012

06:09

x86

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Audioeng.dll

6.1.7601.17774

440,832

07-Feb-2012

06:32

x64

Audiokse.dll

6.1.7601.17774

499,712

07-Feb-2012

06:36

x64

Audioses.dll

6.1.7601.17774

296,448

07-Feb-2012

06:32

x64

Audiosrv.dll

6.1.7601.17774

679,424

07-Feb-2012

06:32

x64

Encdump.dll

5.0.1.1

283,648

07-Feb-2012

06:32

x64

Audioeng.dll

6.1.7601.21917

440,832

07-Feb-2012

06:18

x64

Audiokse.dll

6.1.7601.21917

499,712

07-Feb-2012

06:23

x64

Audioses.dll

6.1.7601.21917

296,448

07-Feb-2012

06:18

x64

Audiosrv.dll

6.1.7601.21917

679,424

07-Feb-2012

06:18

x64

Encdump.dll

5.0.1.1

283,648

07-Feb-2012

06:19

x64

Audioeng.dll

6.1.7601.17774

374,784

07-Feb-2012

05:30

x86

Audiokse.dll

6.1.7601.17774

442,880

07-Feb-2012

05:33

x86

Audioses.dll

6.1.7601.17774

195,584

07-Feb-2012

05:30

x86

Audioeng.dll

6.1.7601.21917

374,784

07-Feb-2012

06:08

x86

Audiokse.dll

6.1.7601.21917

442,880

07-Feb-2012

06:11

x86

Audioses.dll

6.1.7601.21917

195,584

07-Feb-2012

06:08

x86

For all supported IA-64-based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Audiodg.exe

6.1.7601.17774

323,072

07-Feb-2012

05:02

IA-64

Audiokse.dll

6.1.7601.17774

338,944

07-Feb-2012

05:04

IA-64

Audioses.dll

6.1.7601.17774

607,744

07-Feb-2012

05:04

IA-64

Audiosrv.dll

6.1.7601.17774

1,382,912

07-Feb-2012

05:04

IA-64

Audiodg.exe

6.1.7601.21917

323,072

07-Feb-2012

05:11

IA-64

Audiokse.dll

6.1.7601.21917

338,944

07-Feb-2012

05:13

IA-64

Audioses.dll

6.1.7601.21917

607,744

07-Feb-2012

05:13

IA-64

Audiosrv.dll

6.1.7601.21917

1,382,912

07-Feb-2012

05:13

IA-64

Audioeng.dll

6.1.7601.17774

374,784

07-Feb-2012

05:30

x86

Audiokse.dll

6.1.7601.17774

442,880

07-Feb-2012

05:33

x86

Audioses.dll

6.1.7601.17774

195,584

07-Feb-2012

05:30

x86

Audioeng.dll

6.1.7601.21917

374,784

07-Feb-2012

06:08

x86

Audiokse.dll

6.1.7601.21917

442,880

07-Feb-2012

06:11

x86

Audioses.dll

6.1.7601.21917

195,584

07-Feb-2012

06:08

x86

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 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7

File name

X86_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.17774_none_7866525643127ad9.manifest

File version

Not Applicable

File size

88,662

Date (UTC)

07-Feb-2012

Time (UTC)

10:49

Platform

Not Applicable

File name

X86_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.21917_none_7933d16d5bfcbc29.manifest

File version

Not Applicable

File size

88,662

Date (UTC)

07-Feb-2012

Time (UTC)

10:49

Platform

Not Applicable

Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

File name

Amd64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.17774_none_d484edd9fb6fec0f.manifest

File version

Not Applicable

File size

88,666

Date (UTC)

07-Feb-2012

Time (UTC)

11:16

Platform

Not Applicable

File name

Amd64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.21917_none_d5526cf1145a2d5f.manifest

File version

Not Applicable

File size

88,666

Date (UTC)

07-Feb-2012

Time (UTC)

11:16

Platform

Not Applicable

File name

Wow64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.17774_none_ded9982c2fd0ae0a.manifest

File version

Not Applicable

File size

75,265

Date (UTC)

07-Feb-2012

Time (UTC)

05:49

Platform

Not Applicable

File name

Wow64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.21917_none_dfa7174348baef5a.manifest

File version

Not Applicable

File size

75,265

Date (UTC)

07-Feb-2012

Time (UTC)

06:26

Platform

Not Applicable

Additional files for all supported IA-64-based versions of Windows Server 2008 R2

File name

Ia64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.17774_none_7867f64c431083d5.manifest

File version

Not Applicable

File size

87,840

Date (UTC)

07-Feb-2012

Time (UTC)

10:35

Platform

Not Applicable

File name

Ia64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.21917_none_793575635bfac525.manifest

File version

Not Applicable

File size

87,840

Date (UTC)

07-Feb-2012

Time (UTC)

10:35

Platform

Not Applicable

File name

Wow64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.17774_none_ded9982c2fd0ae0a.manifest

File version

Not Applicable

File size

75,265

Date (UTC)

07-Feb-2012

Time (UTC)

05:49

Platform

Not Applicable

File name

Wow64_microsoft-windows-audio-audiocore_31bf3856ad364e35_6.1.7601.21917_none_dfa7174348baef5a.manifest

File version

Not Applicable

File size

75,265

Date (UTC)

07-Feb-2012

Time (UTC)

06:26

Platform

Not Applicable

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