You do not receive any results when you try to use CDOEX in an event sink application in Exchange 2000 Server or in Exchange Server 2003 (891428)



The information in this article applies to:

  • Microsoft Exchange Server 2003 Enterprise Edition
  • Microsoft Exchange Server 2003 Standard Edition
  • Microsoft Exchange 2000 Server

Important This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry

SYMPTOMS

You do not receive any results when you try to use Collaboration Data Objects for Exchange (CDOEX) in an event sink application in Microsoft Exchange 2000 Server or Microsoft Exchange Server 2003. This behavior occurs when you try to retrieve the recipient list from a message that has both internal and external Simple Mail Transfer Protocol (SMTP) recipients.

RESOLUTION

Exchange Server 2003

Service pack information

To resolve this problem, obtain the latest service pack for Microsoft Exchange Server 2003. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

836993 How to obtain the latest service packs for Exchange Server 2003

Exchange 2000 Server

Hotfix information

A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Microsoft Exchange 2000 Server service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone 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 typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Restart requirement

Warning If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

You must add a registry entry that is named Return All Address Types in Registry Editor, and then must restart your SMTP service after you apply this software update. To add the Return All Address Types registry entry, follow these steps:
  1. Click Start, click Run, type Regedt32.exe, and then click OK.
  2. Locate the following registry key:

    HKEY_LOCAL_MACHINE\System\CurrentControlset\Services\SMTPSvc\Parameters

  3. Click the Edit menu, point to New, and then click DWORD Value.
  4. In the details pane, input Return All Address Types.
  5. Right-click Return All Address Types, and then click Modify.
  6. In the Edit DWORD Value dialog box, click Decimal, type 1 in the Value Data box, and then click OK.
  7. Quit Registry Editor.

File information

The English version of this fix 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
   --------------------------------------------------------------
   16-Feb-2005  01:37  6.0.6617.47     3,919,872  Cdoex.dll        
				
Note Because of file dependencies, this update requires Microsoft Exchange 2000 Server Service Pack 3 (SP3). For more information, click the following article number to view the article in the Microsoft Knowledge Base:

301378 How to obtain the latest Exchange 2000 Server service pack

STATUS

Microsoft has confirmed that this is a problem in Microsoft Exchange 2000 Server.
This problem was first corrected in Microsoft Exchange Server 2003 Service Pack 2.

Modification Type:MajorLast Reviewed:4/7/2006
Keywords:kbQFE KBHotfixServer kbexchDEV kbfix kbExchange2000preSP4fix kbbug KB891428 kbAudITPRO