SAP ABAP Message Number UKM - 051 (UKM) is used by

• Class (5)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_UKM_ACCESS Method: IF_UKM_EASY~ADD	UKM: Access logic	S_UKM_ENGINE	BASIS	SAP_BASIS
2	Class	CL_UKM_ACCESS Method: IF_UKM_EASY~DELETE	UKM: Access logic	S_UKM_ENGINE	BASIS	SAP_BASIS
3	Class	CL_UKM_ACTION_COMMAND Method: CHECK_FILL_LEVEL	UKM: Storage of Change Calls	S_UKM_ENGINE	BASIS	SAP_BASIS
4	Class	CL_UKM_BUFFER Method: GROUPED_MAPPING_GET_FROM_DB	UKM: Buffer	S_UKM_ENGINE	BASIS	SAP_BASIS
5	Class	CL_UKM_CONTROLLER Method: CHECK_FILL_LEVEL	UKM: Processing Controller	S_UKM_ENGINE	BASIS	SAP_BASIS