SAP ABAP Message Number OO - 021 (OO) is used by

• Class (1)
• Function Module (2)
• Program (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	SEO_COMPRISING_DELETE_W_DEPS	Delete Interface Composition with Dependencies	SEOK	BASIS	SAP_BASIS
2	Function Module	SEO_IMPLEMENTG_DELETE_W_DEPS	Delete Interface Implementation with Dependencies	SEOK	BASIS	SAP_BASIS