SAP ABAP Data Element GRFN_ATF_TOPIC_ID (Audit Trail Topic ID) is used by

• Class (5)
• Function Module (2)
• Table (8)
• TYPE (1)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Function Module	GRFN_ATF_WRITE VALUE(I_TOPIC_ID) TYPE GRFN_ATF_TOPIC_ID	Write audit log for object, internal used only, do not call me outside	GRFN_AUDIT_TRAIL	GRFD_MAIN	GRCFND_A
2	Function Module	GRPC_API_AT_READ	Read audit data	GRPC_ENTITY_API	GRFD_MAIN	GRCFND_A