Article ID: 951747 - Last Review: October 7, 2008 - Revision: 1.1

An error occurs when you use the Export-mailbox or Restore-mailbox command to migrate certain mailboxes on Exchange Server 2007: "error code -1056749164"

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SYMPTOMS

When you use the Export-mailbox or Restore-mailbox command to migrate certain mailboxes on the computer that is running Microsoft Exchange Server 2007, you receive the following error:
Error restoring the mailbox (/O=xxx/OU=EXCHANGE ADMINISTRATIVE GROUP (xxxx)/CN=RECIPIENTS/CN=xxxx). Error message is: Error was found for xxxx (xxxx@xxxx.xxxx) because: Error occurred in the step: Moving messages. Failed to copy messages to the destination mailbox store with error: MAPI or an unspecified service provider. ID no: 00000000-0000-00000000, error code: -1056749164.
Additionally, the following event is logged in the Application log of the Exchange server:


Event Type: Error
Event Source:
Exchange Migration
Event Category: Restore Mailbox
Event ID: 1008
Description: Unable to move mailbox '<user name>'. Error: Failed to copy messages to the destination mailbox store with error: MAPI or an unspecified service provider. ID no: 00000000-0000-00000000

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RESOLUTION

To resolve this problem, download and install Update Rollup 4 for Exchange Server 2007 Service Pack 1 (SP1) on the server that is running Exchange Server 2007. For more information about Update Rollup 4 for Exchange Server 2007 Service Pack 1, see the following Exchange Help topic:
Description of Update Rollup 4 for Exchange Server 2007 Service Pack 1 (http://go.microsoft.com/fwlink/?LinkId=152556)
For more information about how to install the latest Exchange service pack or update rollup, see the following Exchange Help topic:
How to Obtain the Latest Service Pack or Update Rollup for Exchange 2007 (http://go.microsoft.com/fwlink/?LinkId=152570)
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MORE INFORMATION

For more information about the Restore-Mailbox command, visit the following Web site:
http://technet.microsoft.com/en-us/library/bb125218(EXCHG.80).aspx (http://technet.microsoft.com/en-us/library/bb125218(EXCHG.80).aspx)
For more information about the Export-Mailbox command, visit the following Web site:
http://technet.microsoft.com/en-us/library/aa998579(EXCHG.80).aspx (http://technet.microsoft.com/en-us/library/aa998579(EXCHG.80).aspx)
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STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
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APPLIES TO
  • Microsoft Exchange Server 2007 Service Pack 1, when used with:
    • Microsoft Exchange Server 2007 Enterprise Edition
    • Microsoft Exchange Server 2007 Standard Edition
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Keywords: 
kbhotfixrollup kbfix kbexpertiseadvanced kbqfe KB951747
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