Solution : https://service.sap.com/sap/support/notes/1603277 (SAP Service marketplace login required)
Key words : 
called multiple times solution implement, prerequisites method capturing comments, pressed multiple times, audit log reason, attached correction instructions, multiple entries, comments entered, symptom create, access request, submit button
Related Notes : 
       
| 1591123 | Master Note for SAP Access Control 10.0 - Support Pack 5 |