SAP ABAP Program RFKKINV_INVDOC_DISP (Display Invoicing Document) is using

• Data Element (5)
• Table/Structure Field (18)
• Function Module (2)
• Message Class (2)
• Message Number (4)
• Program (1)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Message Class	>3	Contract A/R and A/P: Central functions
2	Message Class	FKKINV	Invoicing to Contract Accounts Receivable and Payable