SAP Message CACSSESTD119 - Invalid function call for calling a new settlement schedule version

Diagnosis
The system has been instructed to generate a new version of the settleme
nt schedule header. However the function call is invalid. The settlementschedule number for which a new version is to be generated was not atemporary number (new schedule), nor was the number of an existingschedule specified.

System Response
The system is terminating the creation or change of the settlement sched
ule.

Procedure
The current message is caused by a program error elsewhere in the system
. Contact your system administrator for an analysis and solution of theproblem.