Access Violation Occurs in the MGM Component on a Windows Server 2003-Based VPN Server (820551)



The information in this article applies to:

  • Microsoft Windows Server 2003, Web Edition
  • Microsoft Windows Server 2003, Standard Edition
  • Microsoft Windows Server 2003, Enterprise Edition
  • Microsoft Windows Server 2003, 64-Bit Enterprise Edition

SYMPTOMS

An access violation in the Multicast Group Manager (MGM) component may occur on a Windows Server 2003-based computer that is configured as a remote access virtual private network (VPN) server, where Internet Group Membership Protocol (IGMP) is enabled for multicast support.

RESOLUTION

Hotfix Information

A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows Server 2003 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites

No prerequisites are required.

Restart Requirement

You must 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.
   Windows Server 2003

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   19-May-2003  20:52  5.2.3790.31       103,936  Rtm.dll          
   09-May-2003  05:07                        211  Branches.inf
   19-May-2003  21:08                     10,091  Kb820551.cat
   19-May-2003  20:54                        354  Updatebr.inf
   19-May-2003  20:55                      5,011  Update_rtmqfe.inf

   Windows Server 2003 64-bit Edition

   Date         Time   Version            Size    File name
   --------------------------------------------------------------
   19-May-2003  20:47  5.2.3790.31       293,376  Rtm.dll          IA-64
   19-May-2003  20:52  5.2.3790.31       103,936  Wrtm.dll         x86
   09-May-2003  05:07                        211  Branches.inf
   19-May-2003  21:08                     10,444  Kb820551.cat
   19-May-2003  20:56                        354  Updatebr.inf
   19-May-2003  20:56                      5,261  Update_rtmqfe.inf   

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Modification Type:MinorLast Reviewed:10/27/2005
Keywords:kbHotfixServer kbQFE kbBug kbfix kbQFE kbWinServ2003preSP1fix KB820551 kbAudITPRO