SAP ABAP Program J_3GWKAT (Display Catalog Structure) is using

• Table/Structure Field (30)
• Function Module (4)
• Message Class (1)
• Message Number (2)
• Table (6)
• Transaction Code (1)

#	Object Type	Object Name	Object Description	Note
1	Message Number	9J - 017	No & found
2	Message Number	9J - 321	Catalog & does not exist