Applies ToWindows Server 2008 R2 Datacenter Windows Server 2008 R2 Enterprise Windows Server 2008 R2 Standard Windows Server 2008 R2 Foundation Windows Server 2008 R2 for Itanium-Based Systems Windows Server 2008 R2 Web Edition Windows 7 Enterprise Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Starter Windows 7 Ultimate

Not sure if this is the right fix? We've added this issue to our memory dump diagnostic which can confirm.

Symptoms

On a computer that is running Windows Server 2008 R2 or Windows 7, you may receive a Stop error message that resembles the following:

STOP: 0x00000001 (parameter1, parameter2, parameter3, parameter4) APC_INDEX_MISMATCH

Note

  • The parameters in this Stop error message may vary, depending on the configuration of the computer.

  • Not all "0x00000001" Stop errors are caused by this issue.

Cause

This issue occurs because of an issue in the Win32k.sys driver.

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 Web site:

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 one of the following operating systems:

  • Windows 7

  • Windows 7 Service Pack 1 (SP1)

  • Windows Server 2008 R2

  • 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 use the hotfix in this package, 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

Important 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 0.21xxx

    Windows 7 and Windows Server 2008 R2

    RTM

    LDR

    6.1.760 1.21xxx

    Windows 7 and Windows Server 2008 R2

    SP1

    LDR

  • 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

File name

File version

File size

Date

Time

Platform

Win32k.sys

6.1.7600.21111

2,350,080

21-Dec-2011

03:38

x86

Win32k.sys

6.1.7601.21881

2,350,592

21-Dec-2011

04:25

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

Win32k.sys

6.1.7600.21111

3,146,752

21-Dec-2011

04:04

x64

Win32k.sys

6.1.7601.21881

3,147,264

21-Dec-2011

03:53

x64

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

File name

File version

File size

Date

Time

Platform

Win32k.sys

6.1.7600.21111

7,447,552

21-Dec-2011

03:19

IA-64

Win32k.sys

6.1.7601.21881

7,443,968

21-Dec-2011

03:19

IA-64

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_ea62e34e6136d325abc8af1379a830ca_31bf3856ad364e35_6.1.7600.21100_none_242cf55c2ecfc26d.manifest

File version

Not applicable

File size

694

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

X86_f970db537e5e432ddbdddbf53bd6161f_31bf3856ad364e35_6.1.7601.21869_none_a98d4dece7216b79.manifest

File version

Not applicable

File size

694

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

X86_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.21100_none_b9a4ce1d14bbc2ec.manifest

File version

Not applicable

File size

42,086

Date (UTC)

30-Nov-2011

Time (UTC)

06:31

Platform

Not applicable

File name

X86_microsoft-windows-win32k_31bf3856ad364e35_6.1.7601.21869_none_bb537613120a874b.manifest

File version

Not applicable

File size

42,086

Date (UTC)

30-Nov-2011

Time (UTC)

06:19

Platform

Not applicable

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

File name

Amd64_222c9f60a2661b2b2e7ef5fce9d5712c_31bf3856ad364e35_6.1.7600.21100_none_1cb69d45d4b18554.manifest

File version

Not applicable

File size

698

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Amd64_51df461d5f8d5702872f7a42af7e878c_31bf3856ad364e35_6.1.7600.21100_none_308ea1b4fcf13d3f.manifest

File version

Not applicable

File size

698

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Amd64_5863680b8d27b2fcbc62b1ab7b701641_31bf3856ad364e35_6.1.7601.21869_none_329b730b69cedf35.manifest

File version

Not applicable

File size

698

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Amd64_73cbece249924b72f6ce7d2803fa7bfc_31bf3856ad364e35_6.1.7601.21869_none_28d6f9f43e4c5e5a.manifest

File version

Not applicable

File size

698

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Amd64_8c496c1f09baa3a111e32620eda1fe2d_31bf3856ad364e35_6.1.7600.21100_none_61cec3b65fd50d57.manifest

File version

Not applicable

File size

1,038

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Amd64_a76e24380814ffa575949f7953fc5130_31bf3856ad364e35_6.1.7601.21869_none_59b4093805d09323.manifest

File version

Not applicable

File size

1,038

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Amd64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.21100_none_15c369a0cd193422.manifest

File version

Not applicable

File size

42,090

Date (UTC)

30-Nov-2011

Time (UTC)

07:18

Platform

Not applicable

File name

Amd64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7601.21869_none_17721196ca67f881.manifest

File version

Not applicable

File size

42,090

Date (UTC)

30-Nov-2011

Time (UTC)

07:03

Platform

Not applicable

File name

Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.21100_none_201813f30179f61d.manifest

File version

Not applicable

File size

4,178

Date (UTC)

30-Nov-2011

Time (UTC)

05:58

Platform

Not applicable

File name

Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7601.21869_none_21c6bbe8fec8ba7c.manifest

File version

Not applicable

File size

4,178

Date (UTC)

30-Nov-2011

Time (UTC)

05:53

Platform

Not applicable

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

File name

Ia64_59c2637c86bb58fee7f3e68bff1d9d45_31bf3856ad364e35_6.1.7601.21869_none_9171590e915127a1.manifest

File version

Not applicable

File size

1,036

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Ia64_a34b007b313e0c14e11ac7f1e7c711f8_31bf3856ad364e35_6.1.7600.21100_none_cca6b4543c55343b.manifest

File version

Not applicable

File size

1,036

Date (UTC)

30-Nov-2011

Time (UTC)

15:20

Platform

Not applicable

File name

Ia64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.21100_none_b9a6721314b9cbe8.manifest

File version

Not applicable

File size

42,088

Date (UTC)

30-Nov-2011

Time (UTC)

06:55

Platform

Not applicable

File name

Ia64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7601.21869_none_bb551a0912089047.manifest

File version

Not applicable

File size

42,088

Date (UTC)

30-Nov-2011

Time (UTC)

06:42

Platform

Not applicable

File name

Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7600.21100_none_201813f30179f61d.manifest

File version

Not applicable

File size

4,178

Date (UTC)

30-Nov-2011

Time (UTC)

05:58

Platform

Not applicable

File name

Wow64_microsoft-windows-win32k_31bf3856ad364e35_6.1.7601.21869_none_21c6bbe8fec8ba7c.manifest

File version

Not applicable

File size

4,178

Date (UTC)

30-Nov-2011

Time (UTC)

05:53

Platform

Not applicable

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