Solution : https://service.sap.com/sap/support/notes/1279571 (SAP Service marketplace login required)
Key words :
subsequent update sync calls, update oba control message, previous added accounts/contacts, replication/force update, accounts/contact picker, backend crm system, sending update obacontrolmessage, existing account/contact, accounts/contacts/attendees, valid accounts/contacts
Related Notes :
| 1352811 | 1.5 SP2 SAMA .net/Java fixes Composite note |