SAP ABAP Message Number BRF - 161 (BRF) is used by

• Class (4)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_CALL_FUNC_METHOD_BRF Method: PROCESS_SPECIFIC	BRF: Runtime - Expression - Function Module	SBRF	BASIS	SAP_BASIS
2	Class	CL_VALUE_REQUEST_REF_BRF Method: PROCESS_SPECIFIC	BRF: Reference Expression	SBRF	BASIS	SAP_BASIS
3	Class	CL_VALUE_REQUEST_SIMPLE_BRF Method: PROCESS_SPECIFIC	BRF: Simple Value Request Mechanism	SBRF	BASIS	SAP_BASIS
4	Class	CL_VALUE_REQUEST_TABLE_BRF Method: PROCESS_SPECIFIC	BRF: Simple Value Request Mechanism	SBRF	BASIS	SAP_BASIS