SAP ABAP Function Module ERP_WEC_GET_R3_USERNAME (For get R3 username) is using

• Class (1)
• Data Element (16)
• Table/Structure Field (14)
• Function Module (3)
• Interface (1)
• Message Class (1)
• Message Number (3)
• Class Method (3)
• Table (6)

#	Object Type	Object Name	Object Description	Note
1	Table	BAPIALIAS	User Name Alias
2	Table	BAPIAPREF	References to application objects for user
3	Table	BAPIBNAME	User name
4	Table	BAPIRET2	Return Parameter	SOURCE RETURN STRUCTURE BAPIRET2 OPTIONAL
5	Table	BAPIRET2	Return Parameter
6	Table	USAPPLREF	CUA: Assignment of Users to Application Objects