Solution : https://service.sap.com/sap/support/notes/1615113 (SAP Service marketplace login required)
Key words :
prerequisites abap stores user id, give manager id, manager id reason, manager id, shows manager, symptom open, access request, small case, submit/approve, terms ac10
Related Notes :
1607067 | Master Note for SAP Access Control 10.0 - Support Pack 6 |