Solution : https://service.sap.com/sap/support/notes/1662351 (SAP Service marketplace login required)
Key words : 
end user personalization reason, side effects caused due, eup settings, terms ac 01, access control 2010, solution implement, correction instruction, implementing note 1655451, note 1655451, considered
Related Notes : 
       
| 1655451 | UAM: Users are not displayed for multiuser access request |