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The File Signature Verification tool reports that the Nfssvr.sys, Portmap.sys, and Rpcxdr.sys files are not digitally signed on a Windows Server 2003 R2-based computer


View products that this article applies to.

Symptoms

You install Microsoft Services for Unix version 3.5 on a Microsoft Windows Server 2003 R2-based computer. Then, you run the File Signature Verification tool (Sigverif.exe). However, the File Signature Verification tool reports that the following files are not digitally signed:
  • Nfssvr.sys
  • Portmap.sys
  • Rpcxdr.sys
This problem occurs even though the files are provided by Microsoft.

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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 this specific problem. 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

You must be running Windows Server 2003 SP1.

Note x64-based versions of Windows Server 2003 do not require this service pack.

Restart requirement

You do not have to restart your computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

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 tool in Control Panel.
Windows Server 2003, x86-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Nfssvr.sys5.2.3790.2676467,96806-Apr-200604:42x86SP1SP1GDR
Portmap.sys5.2.3790.267626,11206-Apr-200604:42x86SP1SP1GDR
Rpcxdr.sys5.2.3790.267665,53606-Apr-200604:42x86SP1SP1GDR
Nfssvr.sys5.2.3790.2676467,96806-Apr-200605:58x86SP1SP1QFE
Portmap.sys5.2.3790.267626,11206-Apr-200605:58x86SP1SP1QFE
Rpcxdr.sys5.2.3790.267665,53606-Apr-200605:58x86SP1SP1QFE
Windows Server 2003, x64-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatformSP requirementService branch
Nfssvr.sys5.2.3790.2676814,59206-Apr-200621:48x64SP1SP1GDR
Portmap.sys5.2.3790.267636,86406-Apr-200621:48x64SP1SP1GDR
Rpcxdr.sys5.2.3790.2676101,37606-Apr-200621:48x64SP1SP1GDR
Nfssvr.sys5.2.3790.2676814,59206-Apr-200621:43x64SP1SP1QFE
Portmap.sys5.2.3790.267636,86406-Apr-200621:43x64SP1SP1QFE
Rpcxdr.sys5.2.3790.2676101,37606-Apr-200621:43x64SP1SP1QFE

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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, 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

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More information

Technical support for Windows x64 editions

Your hardware manufacturer provides technical support and assistance for Microsoft Windows x64 editions. Your hardware manufacturer provides support because a Windows x64 edition was included with your hardware. Your hardware manufacturer might have customized the Windows x64 edition installation with unique components. Unique components might include specific device drivers or might include optional settings to maximize the performance of the hardware. Microsoft will provide reasonable-effort assistance if you need technical help with your Windows x64 edition. However, you might have to contact your manufacturer directly. Your manufacturer is best qualified to support the software that your manufacturer installed on the hardware.

For product information about Microsoft Windows XP Professional x64 Edition, visit the following Microsoft Web site: For product information about Microsoft Windows Server 2003 x64 editions, visit the following Microsoft Web site:

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Keywords: kbautohotfix, kbqfe, kbexpertiseinter, kbhotfixserver, kbwinserv2003presp2fix, KB915915

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Article Info
Article ID : 915915
Revision : 9
Created on : 7/24/2007
Published on : 7/24/2007
Exists online : False
Views : 143