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The WebClient service stop responding when you try to map a network drive to a WebDAV shared folder from a Windows Server 2003-based computer

Article ID: 951851 - View products that this article applies to.

Hotfix Download Available

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SYMPTOMS

Consider the following scenario:

You are running a Windows Server 2003-based computer.
You try to map a network drive to a Web Distributed Authoring and Versioning (WebDAV) shared folder.

However, you receive the following error message about 30 seconds after you try to map the network drive:

System Error 1726
The Remote Procedure Call Failed

Additionally, the WebClient service and the other services that are hosted by the same Svchost.exe process stop responding.

Several events may report this unexpected service termination. For example, the following events may be logged in the System log.

Event 1

Type: Error
Date: Date
Time: Time
Event: 7034
Source: Service Control Manager
Category: None
Computer: ComputerName
Description:
The WebClient service terminated unexpectedly. It has done this 1 time(s).

Event 2

Type: Error
Date: Date
Time: Time
Event: 7031
Source: Service Control Manager
Category: None
Computer: ComputerName
Description:
The Windows Time service terminated unexpectedly. It has done this 1 time(s). The following corrective action will be taken in 60000 milliseconds: Restart the service.

Event 3

Type: Error
Date: Date
Time: Time
Event: 7034
Source: Service Control Manager
Category: None
Computer: ComputerName
Description:
The TCP/IP NetBIOS Helper service terminated unexpectedly. It has done this 1 time(s).

Event 4

Type: Error
Date: Date
Time: Time
Event: 7031
Source: Service Control Manager
Category: None
Computer: ComputerName
Description:
The WinHTTP Web Proxy Auto-Discovery Service service terminated unexpectedly. It has done this 1 time(s). The following corrective action will be taken in 0 milliseconds: Restart the service.

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CAUSE

This problem occurs because the WebClient service crashes when it processes a response from the WebDAV server.

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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:

http://support.microsoft.com/contactus/?ws=support

(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 have Windows Server 2003 Service Pack 1 or Windows Server 2003 Service Pack 2 installed. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

889100

(http://support.microsoft.com/kb/889100/ )

How to obtain the latest service pack for Windows Server 2003

Restart requirement

You must restart the 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 item in Control Panel.