SAP ABAP Message Class NNL2 (Nachrichten Klasse für Cure Sub DBC registration) is used by

• Class (1)
• Function Module (4)
• Program (7)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_ISH_NL_CLASS_ENGINE Method: CHECK_DOMAIN_VALUES	Classification engine	NNL1	IS-H	IS-H