SAP ABAP Program LKABLF40 (user_exit_validation) is using

• Class (1)
• Data Element (1)
• Table/Structure Field (18)
• Function Module (3)
• Interface (1)
• Class Method (2)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Table	COBK	CO Object: Document Header
2	Table	COBL	Coding Block
3	Table	COEP	CO Object: Line Items (by Period)
4	Table	MESG	Message collector