SAP Message AH755 - Maximum line item &1 not equal to &2 (FM &3)

Diagnosis
It has been determined in function module &v3& that the IERCHZ tablehas &v1& line items. This contradicts the &v2& entry in theOBJ-FL-BELZEILE field. Therefore, new billing line items cannot beappended consistently.

System Response
Termination of program

Procedure
Contact SAP.