SAP ABAP Message Number WS - 836 (WS) is used by

• Function Module (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	WLF_INVOICE_DOCUMENT_CLOSE	Lieferantenfaktura / Nebenkostenabrechnung erledigen	WZRE	APPL	SAP_APPL
2	Function Module	WLF_REGU_DOCUMENT_CLOSE	Regulierungsanforderung erledigen	WZRE	APPL	SAP_APPL
3	Function Module	WLF_REGU_LIST_CLOSE_DOCU	Close settlement request list	WZRE	APPL	SAP_APPL