Microsoft KB Archive/833991

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Article ID: 833991

Article Last Modified on 7/24/2007



APPLIES TO

  • Microsoft Windows Server 2003, Standard Edition (32-bit x86)
  • Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)




SYMPTOMS

When you select many computer objects in the Computer Migration Wizard of the Active Directory Migration Tool version 2.0, you may experience both the following symptoms:

  • The Computer Migration Wizard stops responding.
  • The Next button in the Computer Migration Wizard becomes unavailable and appears dimmed.


CAUSE

This problem occurs because of memory corruption that may occur when you close the Object Picker tool in the Computer Migration Wizard.

When the NetApiBufferFree function removes the structure that contains the list of computers that you select in the Computer Migration Wizard, the NetApiBufferFree function is passed an address pointer instead of the value of that address pointer. If the value passed is not an 8-bit aligned value, the NetApiBufferFree function determines that the value is not a valid pointer value, and then returns an error result. In this case, the call fails and a small memory leak occurs. However, sometimes the NetApiBufferFree function is passed an 8-bit aligned value. In this scenario, a random memory location is freed. When this behavior occurs, you may experience the problem that is described in the "Symptoms" section of this article.

RESOLUTION

Hotfix information

A supported hotfix is now 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 service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

Note If additional issues occur or 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. To create a separate service request, visit the following Microsoft Web site:

Prerequisites

No prerequisites are required to install this hotfix.

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) 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.

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   22-Jan-2004  00:14  5.2.3790.122      844,800  Wizards.dll    

STATUS

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

MORE INFORMATION

For additional 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



Additional query words: Win2k3, Win2003, ADMT

Keywords: kbhotfixserver kbqfe kbbug kbfix kbqfe kbwinserv2003presp1fix KB833991