Solution : https://service.sap.com/sap/support/notes/1531202 (SAP Service marketplace login required)
Key words :
prerequisites program error solution apply, multiple users finished sign-, duplicate signer names exists, correct user names, show empty data, terms organizational sign-, 'organizational sign-, duplicate reason, status' report, organization unit
Related Notes :
1538181 | Fix on 'Sign-Off Status' in Reporting and Sign-Off Monitor |
1529711 | PC3.0 Support Pack 9 - Master Note |