SAP ABAP Message Number UCL2 - 021 (UCL2) is used by

• Class (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_UC_LOG_PERSIST Method: ENQUEUE_DB_CONTENTS	Log: Save Data on Archive	UCL2	SEM-BW	SEM-BW
2	Class	CL_UC_LOG_PERSIST Method: GET_OBJNR	Log: Save Data on Archive	UCL2	SEM-BW	SEM-BW
3	Class	CL_UC_LOG_PERSIST Method: ENQUEUE_DB_LOG	Log: Save Data on Archive	UCL2	SEM-BW	SEM-BW