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

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:

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: For more information about how to install the latest Exchange service pack or update rollup, see the following Exchange Help topic:

More Information

For more information about the Restore-Mailbox command, visit the following Web site:For more information about the Export-Mailbox command, visit the following Web site:

Status

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

Article ID: 951747 - Last Review: Aug 25, 2009 - Revision: 1

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