SAP ABAP Function Module FMCA_BILLING_OBJECT_BASED (Objektbasierte Abrechnung) is using

• Class (1)
• Data Element (6)
• Table/Structure Field (26)
• Function Module (3)
• Message Class (1)
• Message Number (2)
• Class Method (4)
• Table (13)

#	Object Type	Object Name	Object Description	Note
1	Message Number	FMCA_INV - 018	Object &1 for &2/&3 with submission type &4 could not be billed
2	Message Number	FMCA_INV - 020	Billing document for &1 for &2/&3 with submission type &4 already exists