Diagnosis
Using this report is only allowed if calculating the option rate to theexact day is permitted throughout the system. Normally option rates aredetermined for the month. (To do so, use transaction REITORCALC (reportRFREIT_OPT_RATE_CALC)).
You should use option rate determination for the exact day only in rare,special cases. If you need to use option rate determination for theexact day, contact SAP Support.