Article ID: 839551 - Last Review: March 27, 2007 - Revision: 5.4

Group Policy setting that prevents use of the Internet Connection Firewall is not enforced in Windows XP or in Windows Server 2003 with SP1

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SYMPTOMS

When your Group Policy setting prevents the use of the Internet Connection Firewall (ICF) in Microsoft Windows XP or in Microsoft Windows Server 2003 with Service Pack 1 (SP1), the Netman.dll file may not enforce that policy.

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CAUSE

This problem may occur when a registry subkey value is null. If you use Group Policy slow link detection and set the connection speed to zero, the following subkey may be null:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Group Policy\History\NetworkName

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RESOLUTION

Windows XP

Service pack information

To resolve this problem, obtain the latest service pack for Windows XP. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

322389 (http://support.microsoft.com/kb/322389/ ) How to obtain the latest Windows XP service pack

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.

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.

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   06-Apr-2004  06:42  5.1.2600.1513     675,840  Userenv.dll      x86
   06-Apr-2004  06:35  5.1.2600.1513   1,714,176  Userenv.dll      IA-64

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STATUS

This problem was first corrected in Microsoft Windows XP Service Pack 2.

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Windows Server 2003

Service pack information

To resolve this problem, obtain the latest service pack for Windows Server 2003. 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

Hotfix information

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

You must have Service Pack 1 installed to install this hotfix..

Restart requirement

You must restart your computer after install this hotfix

Hotfix replacement information

This hotfix does not replace any other hotfix.

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, x86-based versions

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File name	File version	File size	Date	Time	Platform	SP requirement	Service branch
Windowsserver2003-kb839551-x86-enu.exe	1.0.0.0	716,528	17-Aug-2005	15:40	x86	None	Not Applicable
Userenv.dll	5.2.3790.2510	790,016	17-Aug-2005	15:12	x86	SP1	SP1QFE

Windows Server 2003, x64-based versions

Collapse this tableExpand this table

File name	File version	File size	Date	Time	Platform	SP requirement	Service branch
Userenv.dll	5.2.3790.2510	1,069,568	17-Aug-2005	15:34	x64	SP1	SP1QFE
Wuserenv.dll	5.2.3790.2510	790,016	17-Aug-2005	15:34	x86	SP1	WOW

Windows Server 2003, Itanium-based versions

Collapse this tableExpand this table

File name	File version	File size	Date	Time	Platform	SP requirement	Service branch
Windowsserver2003-kb839551-ia64-enu.exe	1.0.0.0	1,562,352	17-Aug-2005	15:39	x86	None	Not Applicable
Userenv.dll	5.2.3790.2510	1,564,672	17-Aug-2005	15:34	IA-64	SP1	SP1QFE
Wuserenv.dll	5.2.3790.2510	790,016	17-Aug-2005	15:34	x86	SP1	WOW

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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. This problem was first corrected in Windows Server 2003 Service Pack 2.

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