SAP ABAP Function Module WRF_MATERIAL_FIELDSELECTION (Erweiterte Feldauswahl) is using

• Class (1)
• Data Element (4)
• Table/Structure Field (6)
• Function Module (1)
• Message Number (1)
• Class Method (2)
• Table (4)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_GENERIC_HIERARCHY_DATA	Data for a Hierarchy ID