SAP ABAP Message Class CU (Variants / configuration messages) is used by

• Class (30)
• Function Module (23)
• Program (135)
• Table (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Table	RCUKB - LANGUAGEID	Screen Fields for Knowledge-Base Object	VSCE	APPL	SAP_APPL