Symptoms
Assume that you try to move mailboxes from Microsoft Exchange Server 2003 to an Exchange Server 2010 server. In this situation, the Microsoft Replication service crashes intermittently on the Exchange Server 2010 Client Access server. Additionally, the following events are logged in the Application log:
Log Name: Application
Source: MSExchange Mailbox Replication
Date: Date
Event ID: 1121
Task Category: Request
Level: Error
Keywords: Classic
User: N/A
Computer: Computer
Description:
The Microsoft Exchange Mailbox Replication service was unable to process a request due to an unexpected error.
Request GUID: GUID
Database GUID: GUID
Error: MapiExceptionNotFound: Unable to open entry ID. (hr=0x80004005, ec=-1601)
Log Name: Application
Source: MSExchange Common
Date: Date
Event ID: 4999
Task Category: General
Level: Error
Keywords: Classic
User: N/A
Computer: Computer
Description:
Watson report about to be sent for process id: Process ID, with parameters: E12, Build Type, Version Number, MSExchangeMailboxReplication, M.Exchange.MailboxReplicationService, M.E.M.MoveBaseJob.<BeginJob>b__c, System.NullReferenceException, XXX, Version Number.
ErrorReportingEnabled: True
Log Name: System
Source: Service Control Manager
Date: Date
Event ID: 7031
Task Category: None
Level: Error
Keywords: Classic
User: N/A
Computer: Computer
Description:
The Microsoft Exchange Mailbox Replication service terminated unexpectedly. It has done this XX time (s). The following corrective action will be taken in XX milliseconds: Restart the service.
Cause
This issue occurs because the Exchange Server 2010 Client Access server does not appropriately process the move request when it tries to remove a completed move request.
Resolution
To resolve this issue, install the following update rollup:
2785908 Description of Update Rollup 5 version 2 for Exchange Server 2010 Service Pack 2
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
