Solution : https://service.sap.com/sap/support/notes/1373524 (SAP Service marketplace login required)
Key words :
edit relationship information button, edit relationship information, 'edit relationship' button, edit relationship button, sales account tab, sales contact item, sales management, terms duet, accounts reason, user removes
Related Notes :
1374657 | 1.5 SP3 SAMA .net/Java fixes Composite note |