Solution : https://service.sap.com/sap/support/notes/883832 (SAP Service marketplace login required)
Key words : 
application group' -> 'sap application components' -> 'sap scm' -> 'sap scm 4, menu path <p6 char>'sap support packages, component' -> 'scm optimizer' -> 'sap scm optimizer 4, document <p6 char>'sap scm, menu path <p6 char>'entry, terms optimizer solution support package 08, sap software distribution center, symptom scm optimizer 4, composite sap note, support package schedules'
Related Notes : 
       
| 703774 | SCM 4.1: Installing an APO Optimizer version |