SAP Message 62123 - Service charge key & not defined for settlement company (&)

Diagnosis
Every service charge key must be linked to a cost element.
The system, however, could not find a cost element for this servicecharge key.

System Response
The rental agreement cannot participate in the settlement.

Procedure
Contact your system administrator.

Procedure for the system administrator
Check and correct the settings for the cost elements of the settlementcompany in Customizing as required.