SAP ABAP Message Number SLS - 215 (SLS) is used by

• Function Module (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	BAPI_SLS_BOOK_BOOKING_LIST	Read bookings of participants	SIWL	BASIS	SAP_BASIS
2	Function Module	BAPI_SLS_MISC_GET_NEXT_ID	Get next id	SIWL	BASIS	SAP_BASIS