SAP ABAP Function Module MSR_PROCESS_PO_PROCESS_HEADER (Process Header Data of MSR Order) is using

• Class (6)
• Data Element (3)
• Table/Structure Field (49)
• Function Module (2)
• Interface (4)
• Message Class (1)
• Message Number (2)
• Class Method (10)
• Table (7)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_MSR_TRC_RPO	Multistep-returns interface to returns purchase order
2	Interface	IF_PURCHASE_ORDER_ITEM_MM	PO Item External View
3	Interface	IF_PURCHASE_ORDER_MM	PO Header External View	SOURCE REFERENCE(IR_HEADER) TYPE REF TO IF_PURCHASE_ORDER_MM
4	Interface	IF_PURCHASE_ORDER_MM	PO Header External View