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XCLN: MAPI Spooler Sends NDRs During Folder Synchronization


The information in this article applies to:
  • Microsoft Exchange Server, versions 4.0, 5.0, 5.5
  • Microsoft Outlook Windows NT client, versions 8.0, 8.01, 8.02, 8.03, 8.5
  • Microsoft Outlook Windows 95/98 client, versions 8.0, 8.01, 8.02, 8.03, 8.5


SYMPTOMS

If an application posts a message to the user's outbox during the time the application is synchronizing the user's outbox, the MAPI spooler sends a non-delivery report (NDR) on this newly submitted message with the following error message:

   Your message did not reach some or all of the intended recipients.

      Subject: Extended MAPI message 11001.
      Sent: 11/24/97 4:44:59 PM

   The following recipient(s) could not be reached:

      <RECIPIENT NAME>
      No transport provider was available for delivery to this recipient. 


CAUSE

This problem is caused by a logic error in the way the emsmdb32 provider handles messages posted during synchronization.


RESOLUTION

To resolve this problem, obtain the latest service pack for Exchange Server version 5.5. For more information, please see the following article in the Microsoft Knowledge Base:

Q191014 XGEN: How to Obtain the Latest Exchange Server 5.5 Service Pack

The English version of this fix should have the following file attributes or later:
Component: Provider
   File Name      Version
   ----------------------
   Emsui32.dll    2326.0
   Mspst32.dll    2326.0
   Emsmdb32.dll   2326.0 


STATUS

Microsoft has confirmed this to be a problem in Microsoft Exchange Server versions 4.0, 5.0, and 5.5.

Keywords          : exc55sp2fix 
Version           : WinNT:4.0,5.0,5.5;WINDOWS: 8.0,8.01,8.02,8.03,8.5
Platform          : WINDOWS 
Issue type        : kbbug 


Last Reviewed: August 25, 1999
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