The Microsoft Exchange Mailbox Replication service crashes on a computer that has Exchange Server 2010 SP1 installed

Symptoms

The Microsoft Exchange Mailbox Replication service crashes on a computer that has Microsoft Exchange Server 2010 Service Pack 1 (SP1) installed. Additionally, the following event is logged in the Application log: 

Log Name: Application
Source: MSExchange Common
Event ID: 4999
Task Category: General
Level: Error
Keywords: Classic
Description:
Watson report about to be sent for process id: ID , with parameters: paramter , MSExchangeMailboxReplication, M.Exchange.PST, M.E.P.PSTFolder..ctor, System.NullReferenceException, c16e, version number.

Cause

This issue occurs because the value of certain variable is set to Null. However, the Microsoft Exchange Mailbox Replication service does not check for null value before it accesses the variable.

Resolution

To resolve this issue, install the following update rollup:
2608646 Description of Update Rollup 6 for Exchange Server 2010 Service Pack 1

Status

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

Article ID: 2528854 - Last Review: Oct 28, 2011 - Revision: 1

Microsoft Exchange Server 2010 Service Pack 1, Microsoft Exchange Server 2010 Enterprise, Microsoft Exchange Server 2010 Standard

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