QMM Error: Active Directory property ‘homeMDB’ is not writeable on recipient

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During a migration to Exchange 2013 using Migration Manager for Exchange 8.10, the below showed up in the UnifiedMailSync log: System.Management.Automation.RemoteException: Active Directory property ‘homeMDB’ is not writeable on recipient ‘domain.org/Users/Power Users/Smith, John’. It took approximately 30 minutes to track … Read More