Solution : https://service.sap.com/sap/support/notes/397921 (SAP Service marketplace login required)
Key words : 
theis-oil differential invoice functionality works correctly, database updates orany conversions taking place, xpra roicxkon_46c / _46b detects adifference, pleaseadjust oic_konvif roicxkon_46c issues messages, pleaseadjust oic_konvif roicxkon_46b issues messages, request                   sapkio4cux  execute xpra, request                   sapkio46ux  execute xpra, phase xpras_46cin job rddexecl, phase xpras_46bin job rddexecl, roicxkon_46c issues messages
Related Notes : 
       
| 429060 | IS-OIL / IS-MINE : Upgrade 4.6C Support Release 2 | 
| 377496 | IS-OIL / IS-MINE : Upgrade 4.6C Support Release 1 | 
| 300613 | IS-Oil: Upgrade 4.6B and DEL-CA-JVA | 
| 300609 | IS-Oil: Upgrade 4.6B with CA-JVA 4.61 | 
| 122597 | Ignoring errors in the phase XPRAS_... | 
| 47531 | IS-OIL / IS-MINE / IS-CWM correction guideline |