Applies ToWindows 7 Service Pack 1 Windows 7 Enterprise Windows 7 Professional Windows 7 Ultimate Windows 7 Home Premium Windows Server 2008 R2 Service Pack 1 Windows Server 2008 R2 Standard Windows Server 2008 R2 Datacenter Windows Server 2008 R2 Enterprise

Symptoms

Assume that you enable 802.1X authentication for network access control in a workgroup environment. When you connect a computer that has Windows 7 Service Pack 1 (SP1) or Windows Server 2008 R2 SP1 installed to a network, the logon pop-up balloon that you use to enter your credentials in order to log on to the 802.1X secured network does not appear.

Cause

This issue occurs because there is a race condition between the two threads.

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 SP1 or Windows Server 2008 R2 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 do not have to restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

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 notesImportant Windows 7 hotfixes and Windows Server 2008 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 7/Windows Server 2008 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

  • 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 1.22xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • GDR service branches contain only those fixes that are widely released to address widespread, critical 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 7 and for Windows Server 2008 R2" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component. 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 and of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Bench_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Netshell.dll

6.1.7601.22296

2,494,464

10-Apr-2013

05:14

x86

Networkconnectionsfolder.ptxml

Not applicable

1,090

13-Jul-2009

20:53

Not applicable

Office_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Pnidui.dll

6.1.7601.22296

1,750,528

10-Apr-2013

05:15

x86

Bench_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Netshell.dll

6.1.7601.22296

2,494,464

10-Apr-2013

05:14

x86

Office_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Pnidui.dll

6.1.7601.22296

1,750,528

10-Apr-2013

05:15

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

Bench_16.bin

Not applicable

1,112

10-Jun-2009

20:31

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

20:31

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

20:31

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

20:31

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

20:31

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

20:31

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

20:31

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

20:31

Not applicable

Networkconnectionsfolder.ptxml

Not applicable

1,090

13-Jul-2009

20:42

Not applicable

Office_16.bin

Not applicable

1,112

10-Jun-2009

20:31

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

20:31

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

20:31

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

20:31

Not applicable

Pnidui.dll

6.1.7601.22296

1,808,896

10-Apr-2013

05:21

x64

Bench_16.bin

Not applicable

1,112

10-Jun-2009

20:31

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

20:31

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

20:31

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

20:31

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

20:31

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

20:31

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

20:31

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

20:31

Not applicable

Office_16.bin

Not applicable

1,112

10-Jun-2009

20:31

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

20:31

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

20:31

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

20:31

Not applicable

Pnidui.dll

6.1.7601.22296

1,808,896

10-Apr-2013

05:21

x64

Bench_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Netshell.dll

6.1.7601.22296

2,494,464

10-Apr-2013

05:14

x86

Networkconnectionsfolder.ptxml

Not applicable

1,090

13-Jul-2009

20:53

Not applicable

Office_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Pnidui.dll

6.1.7601.22296

1,750,528

10-Apr-2013

05:15

x86

Bench_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Netshell.dll

6.1.7601.22296

2,494,464

10-Apr-2013

05:14

x86

Office_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Pnidui.dll

6.1.7601.22296

1,750,528

10-Apr-2013

05:15

x86

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

File name

File version

File size

Date

Time

Platform

Bench_16.bin

Not applicable

1,112

10-Jun-2009

20:37

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

20:37

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

20:37

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

20:37

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

20:37

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

20:37

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

20:37

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

20:37

Not applicable

Netshell.dll

6.1.7601.22296

3,166,720

10-Apr-2013

04:27

IA-64

Networkconnectionsfolder.ptxml

Not applicable

1,090

13-Jul-2009

20:42

Not applicable

Office_16.bin

Not applicable

1,112

10-Jun-2009

20:37

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

20:37

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

20:37

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

20:37

Not applicable

Pnidui.dll

6.1.7601.22296

2,120,192

10-Apr-2013

04:27

IA-64

Bench_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Bench_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Bench_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Bench_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

House_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

House_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

House_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

House_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Netshell.dll

6.1.7601.22296

2,494,464

10-Apr-2013

05:14

x86

Networkconnectionsfolder.ptxml

Not applicable

1,090

13-Jul-2009

20:53

Not applicable

Office_16.bin

Not applicable

1,112

10-Jun-2009

21:15

Not applicable

Office_24.bin

Not applicable

2,456

10-Jun-2009

21:15

Not applicable

Office_32.bin

Not applicable

4,280

10-Jun-2009

21:15

Not applicable

Office_48.bin

Not applicable

9,560

10-Jun-2009

21:15

Not applicable

Pnidui.dll

6.1.7601.22296

1,750,528

10-Apr-2013

05:15

x86

Workaround

To work around the issue, use one of the following methods:

  • Disable and enable the network adapter.

  • Restart the Wired AutoConfig service (dot3svc).

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 for Windows 7 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7 and of Windows Server 2008 R2

File name

X86_9a25d641dc3d9ecdb1a89a2fc2ad3208_31bf3856ad364e35_7.1.7601.22296_none_9b1a826a8bed8f9e.manifest

File version

Not applicable

File size

696

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

X86_e95a06db5b634af14b9201fc3f29873a_31bf3856ad364e35_6.1.7601.22296_none_09768bb2933095b7.manifest

File version

Not applicable

File size

696

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

X86_microsoft-windows-netshell_31bf3856ad364e35_6.1.7601.22296_none_d7bfd45d85a9b93d.manifest

File version

Not applicable

File size

103,737

Date (UTC)

12-Apr-2013

Time (UTC)

14:42

Platform

Not applicable

File name

X86_microsoft-windows-netshell_31bf3856ad364e35_7.1.7601.22296_none_c93050a31090620c.manifest

File version

Not applicable

File size

102,272

Date (UTC)

12-Apr-2013

Time (UTC)

14:42

Platform

Not applicable

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

File name

Amd64_056ed38dfb81ed8b48aa4a4bdd4b8d5e_31bf3856ad364e35_6.1.7601.22296_none_6598129f6a800bf9.manifest

File version

Not applicable

File size

1,040

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

Amd64_220042985a3e54180bc53077c9acf937_31bf3856ad364e35_6.1.7601.22296_none_eaa85db58139a5e6.manifest

File version

Not applicable

File size

700

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

Amd64_f184113c407756975f3a2c2570945186_31bf3856ad364e35_7.1.7601.22296_none_919cba99ecbd17f7.manifest

File version

Not applicable

File size

1,040

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

Amd64_microsoft-windows-netshell_31bf3856ad364e35_6.1.7601.22296_none_33de6fe13e072a73.manifest

File version

Not applicable

File size

103,741

Date (UTC)

12-Apr-2013

Time (UTC)

14:46

Platform

Not applicable

File name

Amd64_microsoft-windows-netshell_31bf3856ad364e35_7.1.7601.22296_none_254eec26c8edd342.manifest

File version

Not applicable

File size

102,276

Date (UTC)

12-Apr-2013

Time (UTC)

14:46

Platform

Not applicable

File name

X86_microsoft-windows-netshell_31bf3856ad364e35_6.1.7601.22296_none_d7bfd45d85a9b93d.manifest

File version

Not applicable

File size

103,737

Date (UTC)

12-Apr-2013

Time (UTC)

14:46

Platform

Not applicable

File name

X86_microsoft-windows-netshell_31bf3856ad364e35_7.1.7601.22296_none_c93050a31090620c.manifest

File version

Not applicable

File size

102,272

Date (UTC)

12-Apr-2013

Time (UTC)

14:46

Platform

Not applicable

Additional files for all supported IA-64-based versions of Windows 7 and of Windows Server 2008 R2

File name

Ia64_3bcdba0b779d24b3ee8f4ba845a47794_31bf3856ad364e35_6.1.7601.22296_none_69e4461c7e8a75a6.manifest

File version

Not applicable

File size

1,038

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

Ia64_microsoft-windows-netshell_31bf3856ad364e35_6.1.7601.22296_none_d7c1785385a7c239.manifest

File version

Not applicable

File size

103,739

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

File name

X86_microsoft-windows-netshell_31bf3856ad364e35_6.1.7601.22296_none_d7bfd45d85a9b93d.manifest

File version

Not applicable

File size

103,737

Date (UTC)

12-Apr-2013

Time (UTC)

14:40

Platform

Not applicable

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