SAP ABAP Table/Structure Field PLKO - ST_ARBID (PLKO) is used by

• Class (1)
• Function Module (3)
• Program (14)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Program	CP_OPR_CHECK	Subroutines for checking operations	CP	APPL	SAP_APPL
2	Program	CP_OPR_FORM	General subroutines for operations	CP	APPL	SAP_APPL
3	Program	CP_OPR_PAI	PAI modules for operations screens	CP	APPL	SAP_APPL
4	Program	CP_TSK_CHECK	Subroutine for checking routing headers	CP	APPL	SAP_APPL
5	Program	CP_TSK_FORM	Copy Task List	CP	APPL	SAP_APPL
6	Program	CP_TSK_PAI	PAI modules for header screens	CP	APPL	SAP_APPL
7	Program	LCOSDF2Q	ROUTING_HEADER_TRANSFER	CO	APPL	SAP_APPL
8	Program	LCPCLF01	Include LCPCLF01	CP	APPL	SAP_APPL
9	Program	LCPCL_TSKF02	Include LCPCL_TSKF02	CP	APPL	SAP_APPL
10	Program	LCPDAI10	Set the "effectivity" data	CP	APPL	SAP_APPL
11	Program	LCPDAO10	LCPDAO10	CP	APPL	SAP_APPL
12	Program	LCPDIFP1	xx	CP	APPL	SAP_APPL
13	Program	LCPDIIOP	Set the "effectivity" data	CP	APPL	SAP_APPL
14	Program	LCPDOFAZ	Copy Task List	CP	APPL	SAP_APPL