SAP ABAP Message Class W5 (Messages for MM-WEB Applications and BAPIs) is used by

• Class (2)
• Function Module (16)
• Program (34)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	/SAPPSPRO/PO_PAYMT_READ	Payment History	/SAPPSPRO/PROGS	APPL	SAP_APPL
2	Function Module	BAPI_PO_CREATE	Create Purchase Order	MEW	APPL	SAP_APPL
3	Function Module	BAPI_PO_GETDETAIL	Display Purchase Order Details	MEW	APPL	SAP_APPL
4	Function Module	BAPI_PO_GETITEMS	List Purchase Order Items	MEW	APPL	SAP_APPL
5	Function Module	BAPI_PO_GETITEMSREL	List Purchase Orders for Release (Approval): New as of 4.0A	MEW	APPL	SAP_APPL
6	Function Module	BAPI_PO_GETRELINFO	Display Detailed Release (Approval) Information on Purchase Order	MEW	APPL	SAP_APPL
7	Function Module	BAPI_PO_GET_LIST	List Purchase Orders - Only up to 4.0A	MEW	APPL	SAP_APPL
8	Function Module	BAPI_PROCOPERATION_GETCATALOGS	Determine Valid Catalogs as Value Help	MEW	APPL	SAP_APPL
9	Function Module	BBP_PO_GETITEMS_EXT	Read Purchase Order	BBP_ADDON_46B	PI_APPL	SAP_APPL
10	Function Module	ME_PUR_DOCU_CHANGE	Ändern mehrerer Felder einer Bestellung via Funktionsbaustein	MEW	APPL	SAP_APPL
11	Function Module	ME_READ_REQUISITION_EXT	Read requisition and make available requisition and account assgt. data	ME	APPL	SAP_APPL
12	Function Module	ME_READ_REQUISITION_EXTC_ARRAY	Lesen Bestellanforderung in interne Tabelle	ME	APPL	SAP_APPL
13	Function Module	ME_READ_REQUISITION_EXT_ARRAY	Lesen Bestellanforderungspositionen in interne Tabelle	ME	APPL	SAP_APPL
14	Function Module	ME_READ_REQ_COMPL_EXT_ARRAY	Import complete purchase requisition into internal table	ME	APPL	SAP_APPL
15	Function Module	ME_REQUISITION_EXT	Enter and check purchase requisition from other application areas	ME	APPL	SAP_APPL
16	Function Module	OBJECT_CHECK_EBAN	Existenzprüfung Banf-Pos.	ME	APPL	SAP_APPL