Solution : https://service.sap.com/sap/support/notes/1590313 (SAP Service marketplace login required)
Key words :
prerequisites code error solution corrections, terms access control 2010, existing assignments select, access request screen, access request reason, provisioning action column, action code, access request, provisioning action, existing user
Related Notes :
1591123 | Master Note for SAP Access Control 10.0 - Support Pack 5 |