The AuthzInitializeContextFromSid function fails or the Microsoft Password Change Notification Service cannot synchronize password changes in Windows Server 2003

On a computer that is running Microsoft Windows Server 2003, you experience the following symptoms:

Symptom 1

When an application calls the AuthzInitializeContextFromSid function, the function fails. Then, if the application calls the GetLastError function, the ERROR_MORE_DATA error is returned.

This problem occurs if the UserSid parameter that is specified in the AuthzInitializeContextFromSid function is present in the sIDHistory attribute of the user.

Symptom 2

The Microsoft Password Change Notification Service cannot synchronize password changes for users who have security identifiers (SIDs) stored in the sIDHistory attribute. In addition, the following events are logged in the Application log:

Event ID: 2303

Event Type: Information
Event Source: PCNSSVC
Event Category: Normal
Event ID: 2303
Date: Date
Time: Time
User: N/A
Computer: <ComputerName>
Description:
The password notification security filter has blocked the following notification.
Tracking ID: GUID
User GUID: GUID
User: UserName
Target: PCNSService
For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.

Event ID: 6037

Event Type: Error
Event Source: PCNSSVC
Event Category: Error
Event ID: 6037
Date: Date
Time: Time
User: N/A
Computer: ComputerName
Description:
An error occurred processing a password change notification received from Active Directory. The notification was discarded by the Password Change Notification Service.
User: UserName
service.cpp (2293): More data is available.

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

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: Note The x64-based versions of Windows Server 2003 include the features and fixes in Windows Server 2003 Service Pack 1. You do not have to apply Service Pack 1 to an x64-based version of 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.

Windows Server 2003 with Service Pack 2, 32-bit (x86-based) versions

Windows Server 2003 with Service Pack 2, x64-based versions

Windows Server 2003 with Service Pack 2, Itanium-based versions

Windows Server 2003 with Service Pack 1, 32-bit (x86-based) versions

Windows Server 2003, 32-bit (x64-based) versions

Windows Server 2003 with Service Pack 1, Itanium-based versions

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

For more information about the terms that are used to describe software updates, click the following article number to view the article in the Microsoft Knowledge Base: