Solution : https://service.sap.com/sap/support/notes/494270 (SAP Service marketplace login required)
Key words : 
>> release 45a - 45bcomponent component type >> release 46a - release 46a - 46cdelnr          delnrdelps          delpsdelet          deletxline          xlineyline          xlinelogqs          logqslogsys        logsysordid          apoordidtmpflg        tmpflgposguid        posguidbdmng          bdmngvmeng          bestmngfixmg          fixmgaporel        saprlatpm1          atpmngatpmg          atpmngrpflg          rpflgsysind        sysindmatnr          matnrwerks          werks_dlocno          apolocnoloctype        apoloctypesobkz          sobkzkdauf          kdaufkdpos          kdpospspel          ps_posnrlgort          lgort_dcharg          charg_derrkz          errorkzbdter          bdterremflg        rrflgsurea          sureachmod          chmodkosch          koschprreg          prregttype          char10persist_id    char32actime        char1double-click, bdmng                t006                    msehivmeng                t006                    msehiatpm1                mara                    meinsatpmg                t006                    msehisave activelydevelopment class caver/3 release >= 3, data element >> release 40bfield, radiobutton 'data type', /3 release >= 40b, > > release 46c, /3 release 3, select 'create'short description, additional confirmation schedule line, schedule line level
Related Notes : 
       
| 494284 | Backorder processing: R/3 ACTIME | 
| 494015 | No exact-to-second transfer of confirmed schedule lines | 
| 494005 | Changed confirmation time is not transferred | 
| 375193 | Backorder processing: Composite SAP note on posting |