SAP ABAP Message Number AG - 023 (AG) is used by

• Function Module (4)
• Program (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	/SPE/SHP_MASS_ATPCHECK	Mass ATP check, scheduling and route determination	/SPE/VL	APPL	SAP_APPL
2	Function Module	APO_SCHEDULING	Aufruf der APO Versandterminierung	VZ_SCHEDULE	APPL	SAP_APPL
3	Function Module	ATP_EXTERNAL_DELTA_EXPORT	Export APO-ATP-Daten	ATPG	APPL	SAP_APPL
4	Function Module	ATP_EXTERNAL_DELTA_IMPORT	Import APO-ATP-Daten	ATPG	APPL	SAP_APPL