SAP ABAP Message Number OL - 666 (OL) is used by

• Function Module (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	SWO_DIALOG_OBJTYPE_INSERT	Create object type	SWO	BASIS	SAP_BASIS
2	Function Module	SWO_DIALOG_OBJTYPE_PARENT_CHNG	Reassign object type in tree	SWO	BASIS	SAP_BASIS
3	Function Module	SWO_OBJTYPE_PARENT_CHNG	Umhängen Objekttyp in Baum	SWO	BASIS	SAP_BASIS