SAP ABAP Message Number KO - 302 (KO) is used by

• Function Module (1)
• Program (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Program	LKAUFF0K	CHECK_MATERIAL_PLANT	KAUF	APPL	SAP_FIN
2	Program	LKOSAF01	General Form Routines in Function Pool SAPLKOSA	KKPK	APPL	SAP_FIN