SAP ABAP Table/Structure Field VRKPA - VBELN (VRKPA) is used by

• Class (9)
• Function Module (10)
• Program (16)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	BAPI_WEBINVOICE_GETLIST	Web Billing Documents from the Backend System	WEB_INVOICE	PI_APPL	SAP_APPL
2	Function Module	ERPSLS_BILLDOC_VIEW	Selektion Fakturadaten	ERP_SALES_PORTAL	APPL	SAP_APPL
3	Function Module	ERPSLS_BILLDOC_VIEW_O2C	O2C Billing	ERP_SALES_O2C_BIL	APPL	SAP_APPL
4	Function Module	FSSC_ERPSLS_BILLD_VIEW_O2C	O2C Billing	FIN_FSSC_DP	APPL	SAP_APPL
5	Function Module	ISA_BAPI_WEBINVOICE_GETDETAIL	Web Billing Documents, Detailed Selection	ISA_R3	PI_APPL	SAP_APPL
6	Function Module	ISA_BAPI_WEBINVOICE_GETLIST	Invoice List Selection	ISA_R3	PI_APPL	SAP_APPL
7	Function Module	RV_INDEX_REORG	Reorganization of SD Document Indexes	VZ	APPL	SAP_APPL
8	Function Module	RV_INVOICE_VIEW_2_PRE_OPT	Ermittelt Fakturadaten für VF05	VF	APPL	SAP_APPL
9	Function Module	RV_INVOICE_VIEW_3	Determines invoice data for VF25	VF	APPL	SAP_APPL
10	Function Module	SD_BONUS_INDEX_BUILD_PAYER	Bonus: Neuaufbau des Fakturaindex fuer Bonus fuer ein Regulierer	VKON	APPL	SAP_APPL