SAP ABAP Message Number MC - 603 (MC) is used by

• Class (1)
• Function Module (3)
• Program (5)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CX_BGRFC_ENQ_SYSTEM_FAILURE	Enqueue System Fehler in bgRFC	SQRFC2	BASIS	SAP_BASIS