SAP ABAP Program REAABR00MASI_INST (Mass Simulation via Installation Intervals) is using

• Data Element (9)
• Table/Structure Field (81)
• Function Module (22)
• Message Class (3)
• Message Number (16)
• Program (13)
• Table (13)

#	Object Type	Object Name	Object Description	Note
1	Message Class	AH	IS-U billing (master data)
2	Message Class	AJ	Billing program
3	Message Class	E9	General IS-U Error Messages