SAP ABAP Message Class UCU5 (Messages for Step/Layout Maintenance) is used by

• Class (1)
• Program (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Program	LUCU5F01	Include LUCU5F01	UCUFL	SEM-BW	SEM-BW
2	Program	LUCU5F02	Event-Verarbeitung	UCUFL	SEM-BW	SEM-BW
3	Program	LUCU5F03	Bearbeiten von Schritten als ganzes	UCUFL	SEM-BW	SEM-BW