SAP ABAP Function Module RSD_IOBC_F4 (F4 help InfoObject Catalogs) is using

• Data Element (1)
• Table/Structure Field (13)
• Function Module (3)
• Message Class (1)
• Message Number (2)
• Table (4)
• View (1)

#	Object Type	Object Name	Object Description	Note
1	Message Class	DH	DD: Messages for search helps