SAP ABAP Program LWN15F03 (Unterprogramme Funktionsgruppe WN15) is using

• Table/Structure Field (10)
• Message Class (1)
• Message Number (2)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Message Number	MN - 160	Reference size &1 not defined (function module &2)
2	Message Number	MN - 161	Calculation rule &1 not defined (function module &2)