SAP Message 62130 - Cost group & has to be defined

Diagnosis
Every cost element used by a settlement company must be assigned a costgroup. This group controls how the individual amounts (advance payments/ flat-rates) are distributed among the payment fields on the exchangetape. The amounts, however, cannot be distributed for the cost groupdefined here.

System Response
The rental agreement cannot be included in the settlement.

Procedure
Maintain the table TIV51, which contains the cost elements andassociated cost groups. The values of each cost group are defined bycertain fixed values.
You can then restart the settlement run.