SAP ABAP Program LWWK1F1S (LWWK1F1S) is using

• Table/Structure Field (5)
• Function Module (1)
• Message Number (2)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	WKBK	Pricing document: header
2	Table	WKBK_KEY	Key for WKBK
3	Table	WKBP	Pricing document: item