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Windows applications and APIs cannot enumerate path names on NFS mounted volumes on Windows Server 2003 R2-based computers and on Windows Server 2008-based computers


View products that this article applies to.

Symptoms

On a Windows Server 2003 R2-based computer or on a Windows Server 2008-based computer that is running Client for Network File System (NFS), Windows applications and APIs cannot enumerate path names on NFS mounted volumes. This occurs if the length of the path names is greater than 260 characters. Additionally, path names that are prefixed by using "\\?\" cannot be enumerated.

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Cause

This problem occurs because of a limitation of the path length in the Client for NFS driver. The maximum path length is 260 characters.

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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: 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

To apply this hotfix, you must be running one of the following operating systems:
  • Windows Server 2003 R2 Service Pack 2 (SP2)
  • Windows Server 2008
  • Windows Server 2008 Service Pack 2 (SP2)

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.

Registry information

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

File information

The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
Windows Server 2003 file information notes
  • In addition to the files that are listed in these tables, this hotfix also installs an associated security catalog file (KBnumber.cat) that is signed with a Microsoft digital signature.
In addition to the files that are listed in these tables, this hotfix also installs an associated security catalog file (KB<Placeholder>number</Placeholder>.cat) that is signed with a Microsoft digital signature.
Windows Server 2003 R2 Service Pack 2, x86-based versions
File nameFile versionFile sizeDateTimePlatform
Nfsrdr.sys5.2.3790.4480324,60821-Mar-200913:31x86
Windows Server 2003 R2 Service Pack 2, x64-based versions
File nameFile versionFile sizeDateTimePlatform
Nfsrdr.sys5.2.3790.4480481,28021-Mar-200915:25x64
Windows Server 2008 file information note
Important Windows Vista hotfixes and Windows Server 2008 hotfixes are included in the same packages. However, only "Windows Vista" is listed on the Hotfix Request page. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows Vista" 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, SR_Level (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table.
    VersionProductSR_LevelService branch
    6.0.600
    0.
    20xxx
    Windows VistaRTMLDR
    6.0.600
    1.
    22xxx
    Windows Vista and Windows Server 2008SP1LDR
    6.0.600
    2.
    22xxx
    Windows Vista and Windows Server 2008SP2LDR
  • Service Pack 1 is integrated into the release version of Windows Server 2008. Therefore, RTM milestone files apply only to Windows Vista. RTM milestone files have a 6.0.0000.xxxxx version number.
  • 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 and for Windows Vista" section. MUM files 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 Server 2008
File nameFile versionFile sizeDateTimePlatform
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00113-May-201016:54Not Applicable
Nfsclnt.exe6.0.6001.2269150,68813-May-201015:27x86
Nfsnp.dll6.0.6001.2269159,90413-May-201017:14x86
Nfsrdr.mofNot Applicable4,44817-Mar-201004:53Not Applicable
Nfsrdr.sys6.0.6001.22691195,58413-May-201015:27x86
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00113-May-201018:01Not Applicable
Nfsclnt.exe6.0.6002.2240451,20013-May-201015:49x86
Nfsnp.dll6.0.6002.2240460,92813-May-201018:25x86
Nfsrdr.mofNot Applicable4,44803-Apr-200922:45Not Applicable
Nfsrdr.sys6.0.6002.22404195,58413-May-201015:49x86
For all supported x64-based versions of Windows Server 2008
File nameFile versionFile sizeDateTimePlatform
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00113-May-201017:16Not Applicable
Nfsclnt.exe6.0.6001.2269162,46413-May-201015:44x64
Nfsnp.dll6.0.6001.2269171,16813-May-201017:33x64
Nfsrdr.mofNot Applicable4,44826-Feb-201004:29Not Applicable
Nfsrdr.sys6.0.6001.22691251,90413-May-201015:43x64
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00113-May-201018:08Not Applicable
Nfsclnt.exe6.0.6002.2240463,48813-May-201016:00x64
Nfsnp.dll6.0.6002.2240471,16813-May-201018:25x64
Nfsrdr.mofNot Applicable4,44803-Apr-200921:08Not Applicable
Nfsrdr.sys6.0.6002.22404252,41613-May-201015:59x64
For all supported IA-64-based versions of Windows Server 2008
File nameFile versionFile sizeDateTimePlatform
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00113-May-201017:00Not Applicable
Nfsclnt.exe6.0.6001.22691147,45613-May-201015:28IA-64
Nfsnp.dll6.0.6001.22691154,62413-May-201017:15IA-64
Nfsrdr.mofNot Applicable4,44825-Feb-201008:02Not Applicable
Nfsrdr.sys6.0.6001.22691572,41613-May-201015:28IA-64
Nfs-clientcore-ppdlic.xrm-msNot Applicable3,00113-May-201017:50Not Applicable
Nfsclnt.exe6.0.6002.22404148,48013-May-201015:48IA-64
Nfsnp.dll6.0.6002.22404156,67213-May-201018:10IA-64
Nfsrdr.mofNot Applicable4,44803-Apr-200921:08Not Applicable
Nfsrdr.sys6.0.6002.22404572,92813-May-201015:47IA-64

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Status

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

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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

Additional files for all supported x86-based versions of Windows Server 2008
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Date (UTC)14-May-2010
Time (UTC)13:42
PlatformNot Applicable
File namePackage_3_for_kb955012~31bf3856ad364e35~x86~~6.0.1.0.mum
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Date (UTC)14-May-2010
Time (UTC)13:42
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File namePackage_4_for_kb955012~31bf3856ad364e35~x86~~6.0.1.0.mum
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File nameX86_4a429b70f3de0206ecbc470ee1db16b0_31bf3856ad364e35_6.0.6001.22691_none_93209feeb478d1f3.manifest
File versionNot Applicable
File size702
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PlatformNot Applicable
File nameX86_bd858f11a75fc3657b19b3c18a4454a2_31bf3856ad364e35_6.0.6002.22404_none_6caeacee41349d91.manifest
File versionNot Applicable
File size702
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Additional files for all supported x64-based versions of Windows Server 2008
File nameAmd64_a6eb1db28d0b3cdfbaca521a7a308b41_31bf3856ad364e35_6.0.6002.22404_none_064185ddd8da5902.manifest
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File size706
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PlatformNot Applicable
File nameAmd64_microsoft-windows-nfs-clientcore_31bf3856ad364e35_6.0.6001.22691_none_092a6f8014572db7.manifest
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PlatformNot Applicable
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PlatformNot Applicable
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Additional files for all supported IA-64-based versions of Windows Server 2008
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PlatformNot Applicable
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PlatformNot Applicable
File namePackage_for_kb955012_server_1~31bf3856ad364e35~ia64~~6.0.1.0.mum
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PlatformNot Applicable

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Keywords: kbautohotfix, kbexpertiseadvanced, kbfix, kbsurveynew, kbqfe, kbhotfixserver, kb

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Article Info
Article ID : 955012
Revision : 3
Created on : 9/21/2018
Published on : 9/21/2018
Exists online : False
Views : 363