SAP ABAP Program LK23GF08 (fill_objnr) is using

• Table/Structure Field (14)
• Function Module (1)
• Message Class (1)
• Message Number (2)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Table	COIOB	Conversion of Object Number and Object Data
2	Table	COSEL	Selection table with field name