Solution : https://service.sap.com/sap/support/notes/63630 (SAP Service marketplace login required)
Key words :
additional key words schedulingbasic dates, attached source code corrections, incorrect order finish date, planned end time, expected date, date limit, begin time, day deviates, previous day, transaction mf50
Related Notes :
80344 | Basic dates or operation dates on the wrong day |
46237 | Consulting: determination of the order dates |