SAP ABAP Message Number SWN - 023 (SWN) is used by

• Class (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_SWN_NOTIF_BASE Method: IF_SWN_NOTIF~GET_SUBJECT	WF Notif: Base Class for Notification Handler	SWN	BASIS	SAP_BASIS