SAP Message AO268 - Error in the calculation of the payback period

Diagnosis
The yield curves for calculating preinvestment analysis figures are notentered completely.

System Response
The calculation terminates.

Procedure
Maintain the yield curves for calculating the net present value inCustomizing for Appropriation Requests:
Enter the yield curves of yield curve types 9990 and 9991 in thecontrolling area currency.
Enter interest rates for the reference interest rate starting from thefirst period of the first fiscal year for which you planned costs andrevenue.