Solution : https://service.sap.com/sap/support/notes/1604475 (SAP Service marketplace login required)
Key words : 
symptom checkman issues releated, prerequisites checkman issues, uar logs reason, role deletion, role usage, solution implement, correction instruction
Related Notes : 
       
| 1591123 | Master Note for SAP Access Control 10.0 - Support Pack 5 |