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Symptoms

If you try to run a 32-bit application that depends on the Nlaapi.dll module on a computer that is running a Server Core installation of Windows Server 2008 R2, you receive the following error message:

The program can't start because nlaapi.dll is missing from your computer. Try reinstalling the program to fix this problem.

Cause

This issue occurs because the Nlaapi.dll file is missing from the %windir%\SysWOW64 folder.

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 Windows Server 2008 R2 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 the hotfix in this package, 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.

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 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
    0.21xxx

    Windows Server 2008 R2

    RTM

    LDR

    6.1.760
    1.21xxx

    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 Server 2008 R2" 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 x64-based versions of Windows Server 2008 R2

File name

File version

File size

Date

Time

Platform

Ncsi.dll

6.1.7600.21062

209,408

01-Oct-2011

05:33

x64

Nlaapi.dll

6.1.7600.21062

70,144

01-Oct-2011

05:33

x64

Nlasvc.dll

6.1.7600.21062

302,080

01-Oct-2011

05:33

x64

Ncsi.dll

6.1.7601.21830

210,944

01-Oct-2011

05:26

x64

Nlaapi.dll

6.1.7601.21830

70,656

01-Oct-2011

05:26

x64

Nlasvc.dll

6.1.7601.21830

303,616

01-Oct-2011

05:26

x64

Ncsi.dll

6.1.7600.21062

152,064

01-Oct-2011

04:39

x86

Nlaapi.dll

6.1.7600.21062

51,712

01-Oct-2011

04:39

x86

Ncsi.dll

6.1.7601.21830

152,064

01-Oct-2011

06:07

x86

Nlaapi.dll

6.1.7601.21830

52,224

01-Oct-2011

06:07

x86

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

File name

File version

File size

Date

Time

Platform

Ncsi.dll

6.1.7600.21062

470,016

01-Oct-2011

04:19

IA-64

Nlaapi.dll

6.1.7600.21062

156,160

01-Oct-2011

04:19

IA-64

Nlasvc.dll

6.1.7600.21062

605,184

01-Oct-2011

04:19

IA-64

Ncsi.dll

6.1.7601.21830

468,992

01-Oct-2011

04:18

IA-64

Nlaapi.dll

6.1.7601.21830

156,672

01-Oct-2011

04:18

IA-64

Nlasvc.dll

6.1.7601.21830

603,648

01-Oct-2011

04:18

IA-64

Ncsi.dll

6.1.7600.21062

152,064

01-Oct-2011

04:39

x86

Nlaapi.dll

6.1.7600.21062

51,712

01-Oct-2011

04:39

x86

Ncsi.dll

6.1.7601.21830

152,064

01-Oct-2011

06:07

x86

Nlaapi.dll

6.1.7601.21830

52,224

01-Oct-2011

06:07

x86

Workaround

To work around the issue, manually copy the Nlaapi.dll file from a full installation of Windows Server 2008 R2 to the %windir%\SysWOW64 folder on the computer.

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 Server 2008 R2

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

File name

Amd64_0bf66258e8e4758a825eaa4e0721eb18_31bf3856ad364e35_6.1.7601.21830_none_422706de7e9e0da1.manifest

File version

Not Applicable

File size

698

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Amd64_21255d54f2e00435001ea934e721da2c_31bf3856ad364e35_6.1.7600.21062_none_2ef0fc0ef0d017f7.manifest

File version

Not Applicable

File size

1,038

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Amd64_8d5dcfc9d4e0684e16ca4ad54ffc6c25_31bf3856ad364e35_6.1.7601.21830_none_fb97651278cc8c4c.manifest

File version

Not Applicable

File size

698

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Amd64_aa19e69a3e86a0c13ca6acdf577fcafd_31bf3856ad364e35_6.1.7600.21062_none_fae3b0fc9bb0ea9a.manifest

File version

Not Applicable

File size

698

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Amd64_bbad79cafead8b81f13b2cad98680cb3_31bf3856ad364e35_6.1.7601.21830_none_49e70089f353c51d.manifest

File version

Not Applicable

File size

1,038

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Amd64_d75890f961e8b87ff4544afa981f544a_31bf3856ad364e35_6.1.7600.21062_none_b53bdce83df40798.manifest

File version

Not Applicable

File size

698

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Amd64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7600.21062_none_c41704d33dab8cf4.manifest

File version

Not Applicable

File size

48,793

Date (UTC)

01-Oct-2011

Time (UTC)

06:26

File name

Amd64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7601.21830_none_c61bfacd3abb3c44.manifest

File version

Not Applicable

File size

48,793

Date (UTC)

01-Oct-2011

Time (UTC)

07:22

File name

Wow64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7600.21062_none_ce6baf25720c4eef.manifest

File version

Not Applicable

File size

47,009

Date (UTC)

01-Oct-2011

Time (UTC)

04:59

File name

Wow64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7601.21830_none_d070a51f6f1bfe3f.manifest

File version

Not Applicable

File size

47,009

Date (UTC)

01-Oct-2011

Time (UTC)

06:29

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

File name

Ia64_2a9262dfbc0b76f847e98e358678cb01_31bf3856ad364e35_6.1.7601.21830_none_d3aa695fe861306d.manifest

File version

Not Applicable

File size

696

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Ia64_3217815bc2d87f4eb3217505a64f3fd2_31bf3856ad364e35_6.1.7600.21062_none_f8af0bf0504247bb.manifest

File version

Not Applicable

File size

696

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Ia64_8d5dcfc9d4e0684e16ca4ad54ffc6c25_31bf3856ad364e35_6.1.7601.21830_none_9f7a6d84c06d2412.manifest

File version

Not Applicable

File size

697

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Ia64_aa19e69a3e86a0c13ca6acdf577fcafd_31bf3856ad364e35_6.1.7600.21062_none_9ec6b96ee3518260.manifest

File version

Not Applicable

File size

697

Date (UTC)

01-Oct-2011

Time (UTC)

08:58

File name

Ia64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7600.21062_none_67fa0d45854c24ba.manifest

File version

Not Applicable

File size

48,791

Date (UTC)

01-Oct-2011

Time (UTC)

06:10

File name

Ia64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7601.21830_none_69ff033f825bd40a.manifest

File version

Not Applicable

File size

48,791

Date (UTC)

01-Oct-2011

Time (UTC)

07:27

File name

Wow64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7600.21062_none_ce6baf25720c4eef.manifest

File version

Not Applicable

File size

47,009

Date (UTC)

01-Oct-2011

Time (UTC)

04:59

File name

Wow64_microsoft-windows-nlasvc_31bf3856ad364e35_6.1.7601.21830_none_d070a51f6f1bfe3f.manifest

File version

Not Applicable

File size

47,009

Date (UTC)

01-Oct-2011

Time (UTC)

06:29

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