When trying to export a mailbox to PST , we face the error
Couldn’t connect to the source mailbox.
+ CategoryInfo : NotSpecified: (0:Int32) [New-MailboxExportRequest], RemotePermanentException
+ FullyQualifiedErrorId : BEE464B8,Microsoft.Exchange.Management.RecipientTasks.NewMailboxExportRequest
Exchange 2010 relies of MAPI when performing any mailbox export. I had to enable MAPI.
So all what you have to do is to enable the MAPI from the mailbox properties as below
Now run the command one more time after enabling the MAPI