Solution : https://service.sap.com/sap/support/notes/1333748 (SAP Service marketplace login required)
Key words :
sap environmental sp10 pl20, normal calculation engine, symptom calculation debugger, calculation debugger, wrong version, splitted equations, recent version, consumption date, correct version, correct result
Related Notes :
1384383 | SAP Environmental Compliance 2.0 SP13 PL9 Patch Note |
810393 | SAP xEM 2.0 Release Notes |