SAP ABAP Message Number MN - 018 (MN) is used by

• Function Module (2)
• Program (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	MM_ARRANGEMENT_NEW_PERIOD	Extension of a periodic rebate arrangement by one period	WBON	APPL	SAP_APPL
2	Function Module	MM_NEXT_PERIOD_CONDITION	MM_NEXT_PERIOD_CONDITION	WBON	APPL	SAP_APPL