From Exchange 2003 to Exchange 2007 SP1
After decommisioning Exchange 2003, i having a problem with the OAB (Offline Address Book), everytime when click on send/receive it will failed and in sync issue will have a log.
9:38:23 Synchronizer Version 11.0.5604
9:38:23 Synchronizing Mailbox 'user1'
9:38:23 Synchronizing Hierarchy
9:38:24 Microsoft Exchange offline address book