SAP ABAP Program SD_CONTACT_MAINTAIN (Initial screen for VC01N) is used by

• Function Module (3)
• SOBJ (1)
• Transaction Code (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	RV_CALL_CHANGE_TRANSACTION	Access SD document display transactions	VZ	APPL	SAP_APPL
2	Function Module	RV_CALL_DISPLAY_TRANSACTION	Access SD document display transactions	VZ	APPL	SAP_APPL
3	Function Module	SDCAS_CALL_VC02_WITH_FCODE	Aufruf VC02 mit Übergabe auszuführender Funktion	VZ	APPL	SAP_APPL