SAP ABAP Message Number OA - 310 (OA) is used by

• Function Module (1)
• Program (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Program	LOPTAF01	Form routines for function group OPTA	SAOP	BASIS	SAP_BASIS
2	Program	LOPTCF01	Include LOPTCF01	SAOA	BASIS	SAP_BASIS