SAP ABAP Data Element APQ_MAPN (Queue user ID / for historical reasons) is used by

• Class (2)
• Function Module (111)
• Program (9)
• Table (19)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_ISH_NL_CINV_FI Method: BDC_OPEN	FI Aktion fur Sammelrechnung	NNL1	IS-H	IS-H
2	Class	CL_REEX_FI_CLEARING_INTERFACE Method: _POSTING_INTERFACE_START	Calls FI Clearing Interface (Fill FB05 Screens)	RE_EX_FI	EA-FIN	EA-FIN