SAP ABAP Program RGUIMP00 (FI-SL: Form Pool: Importing Objects) is using

• Data Element (1)
• Table/Structure Field (3)
• Function Module (1)
• Message Class (1)
• Message Number (1)
• Program (1)

#	Object Type	Object Name	Object Description	Note
1	Table/Structure Field	SYST - MSGID	ABAP System Field: Message ID
2	Table/Structure Field	SYST - MSGNO	ABAP System Field: Message Number
3	Table/Structure Field	SYST - MSGTY	ABAP System Field: Message Type