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"The process cannot access the file" error when you open files from NFS server in Windows Server 2008 R2 SP1

View products that this article applies to.

Symptoms

Consider the following scenario:
  • You have two nodes on a cluster that is running Windows Server 2008 R2 Service Pack 1 (SP1).
  • You install Microsoft Services for Network File System (NFS).
  • The NFS service fails over and then fails back to the owner node.
In this scenario, the file access is denied from the NFS server, and you receive the error message that resembles the following:

The process cannot access the file because it is being used by another process

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Hotfix information

Important Do not install a language pack after you install this hotfix. If you do, the language-specific changes in the hotfix will not be applied, and you will have to reinstall the hotfix. For more information, see Add language packs to Windows.

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 this specific problem.

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, submit a request to 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=support
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 install Service Pack 1 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 may 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 and 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:

    VersionProductMilestoneService branch
    6.1.760 1.22xxxWindows Server 2008 R2SP1LDR
  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very 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 nameFile versionFile sizeDateTimePlatform
Msnfsflt.mofNot applicable4,46009-Jul-201306:37Not applicable
Msnfsflt.sys6.1.7601.2299831,23212-Mar-201502:03x64
Nfs-servercore-ppdlic.xrm-msNot applicable3,00112-Mar-201503:37Not applicable
Nfssvc.exe6.1.7601.2299841,47212-Mar-201503:21x64
Nfssvr.mofNot applicable6,19509-Jul-201306:37Not applicable
Nfssvr.sys6.1.7601.22998737,79212-Mar-201502:04x64
For all supported IA-64-based versions of Windows Server 2008 R2
File nameFile versionFile sizeDateTimePlatform
Msnfsflt.mofNot applicable4,46009-Jul-201306:36Not applicable
Msnfsflt.sys6.1.7601.2299870,65612-Mar-201501:15IA-64
Nfs-servercore-ppdlic.xrm-msNot applicable3,00112-Mar-201502:23Not applicable
Nfssvc.exe6.1.7601.2299891,13612-Mar-201502:08IA-64
Nfssvr.mofNot applicable6,19509-Jul-201306:36Not applicable
Nfssvr.sys6.1.7601.229981,594,36812-Mar-201501:17IA-64

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 propertyValue
File nameAmd64_2aa6b2e7fb2656c04d583d5510796934_31bf3856ad364e35_6.1.7601.22998_none_58d906a16781811d.manifest
File versionNot applicable
File size706
Date (UTC)12-Mar-2015
Time (UTC)06:24
PlatformNot applicable
File nameAmd64_microsoft-windows-nfs-servercore_31bf3856ad364e35_6.1.7601.22998_none_ba01bb6037463303.manifest
File versionNot applicable
File size39,569
Date (UTC)12-Mar-2015
Time (UTC)03:43
PlatformNot applicable
Additional files for all supported IA-64-based versions of Windows Server 2008 R2
File propertyValue
File nameIa64_f42ee65a78f6f2cd07bc42c8f20385a1_31bf3856ad364e35_6.1.7601.22998_none_e13d41a774e8e357.manifest
File versionNot applicable
File size704
Date (UTC)12-Mar-2015
Time (UTC)06:24
PlatformNot applicable
File nameIa64_microsoft-windows-nfs-servercore_31bf3856ad364e35_6.1.7601.22998_none_5de4c3d27ee6cac9.manifest
File versionNot applicable
File size39,567
Date (UTC)12-Mar-2015
Time (UTC)03:10
PlatformNot applicable

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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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Cause

This issue occurs because the msnfsflt driver is not attached to the shared volume after the NFS service failed over.

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References

See the terminology that Microsoft uses to describe software updates.

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

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Article Info
Article ID : 3043762
Revision : 1
Created on : 1/7/2017
Published on : 4/18/2015
Exists online : False
Views : 207