SAP ABAP Table/Structure Field WPAB - ATBNR (WPAB) is used by

• ENQU (2)
• Function Module (2)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	ENQU	ATBNR	ATBNR
2	ENQU	EWATBNR	EWATBNR	WWMI	APPL	SAP_APPL