Some of the messages are not delivered when you send several messages in Exchange Server 2003 (839268)



The information in this article applies to:

  • Microsoft Exchange Server 2003 Standard Edition
  • Microsoft Exchange Server 2003 Enterprise Edition


Important This article contains information about how to modify the registry. Make sure to back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows registry

SYMPTOMS

When you send several messages in Microsoft Exchange Server 2003, some of the messages are not delivered. Additionally, the following events are logged in the Application log:
  • Event Type: Information
    Event Source: MSExchangeIS Mailbox Store
    Event Category: Transport Delivering
    Event ID: 9650
    Description: Message delivery is being attempted. Internet Msg Id:ID, Submit Time: 03/16/2004 17:30:01.0000000, Recipient:/o=PlankyOrg/ou=First Administrative Group/cn=Recipients/cn=username, MDB:First Storage Group\Mailbox Store (Computername). For more information, click http://search.support.microsoft.com/search/?adv=1.
  • Event Type: Information
    Event Source: MSExchangeIS Mailbox Store
    Event Category: Transport Delivering
    Event ID: 9651
    Description: Message was successfully delivered to ID A on /o=PlankyOrg/ou=First Administrative Group/cn=Recipients/cn=username2. Internet Msg Id:First Storage Group\Mailbox Store (computername). For more information, click http://search.support.microsoft.com/search/?adv=1.
  • Event Type: Information
    Event Source: MSExchangeIS Mailbox Store
    Event Category: Transport Delivering
    Event ID: 9537
    Description: A duplicate message arrived on database "First Storage Group\Mailbox Store Computername". Ignoring delivery of message (Internet Message Id=ID A) to /o=PlankyOrg/ou=First Administrative Group/cn=Recipients/cn=username. For more information, click http://search.support.microsoft.com/search/?adv=1.

RESOLUTION

The original release version of Exchange Server 2003

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 Microsoft Exchange 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.Restart requirementYou must restart the computer after you apply this 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 tool in Control Panel.
    Date         Time   Version            Size    File name
   --------------------------------------------------------------
   21-May-2004  02:45  6.5.6980.89       372,736  Exsmtp.dll       
   20-May-2004  12:13  6.5.6980.89        49,664  Mdbevent.dll     
   20-May-2004  12:48  6.5.6980.89     3,208,704  Mdbmsg.dll       
   20-May-2004  12:15  6.5.6980.89        24,064  Mdbrole.dll      
   21-May-2004  02:41  6.5.6980.89        13,312  Mdbtask.dll      
   21-May-2004  02:40  6.5.6980.89     5,046,784  Store.exe        

Microsoft Exchange Server 2003 Service Pack 1

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 Microsoft Exchange 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.Restart requirementYou must restart the computer after you apply this 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 tool in Control Panel.
    Date         Time   Version            Size    File name
   --------------------------------------------------------------
   29-Jul-2004  07:21  6.5.7232.20     3,230,720  Mdbmsg.dll       
   29-Jul-2004  07:55  6.5.7232.20     5,130,752  Store.exe        

STATUS

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

MORE INFORMATION

Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall your operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.
To enable this hotfix for the mailbox store, follow these steps:
  1. Click Start, click Run, type regedit in the Open box, and then click OK.
  2. Locate and then click the following registry subkey:

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchangeIS\ParametersPrivate

  3. On the Edit menu, point to New, and then click DWORD Value.
  4. Type Disable Duplicate Detection Over 255 bytes for the name of this registry entry, and then press ENTER.
  5. Right-click Disable Duplicate Detection Over 255 bytes, and then click Modify.
  6. In the Value data box, type 1, and then click OK.
  7. Quit Registry Editor.
To enable this hotfix for the public folder store, follow these steps:
  1. Click Start, click Run, type regedit in the Open box, and then click OK.
  2. Locate and then click the following registry subkey:

    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\MSExchangeIS\ParametersPublic

  3. On the Edit menu, point to New, and then click DWORD Value.
  4. Type Disable Duplicate Detection Over 255 bytes for the name of this registry entry, and then press ENTER.
  5. Right-click Disable Duplicate Detection Over 255 bytes, and then click Modify.
  6. In the Value data box, type 1, and then click OK.
  7. Quit Registry Editor.
For more 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

For more information, click the following article number to view the article in the Microsoft Knowledge Base:

817903 New naming schema for Exchange Server software update packages


Modification Type:MinorLast Reviewed:7/25/2006
Keywords:kbQFE kbfix kbBug kbExchange2003preSP1fix kbHotfixServer kbpubtypekc KB839268 kbAudITPRO