SAP ABAP Program RSRFCDOC (Function Modules Available in External Program) is using

• Table/Structure Field (4)
• Function Module (1)
• Message Class (1)
• Message Number (2)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Message Number	SR - 000	&
2	Message Number	SR - 017	Destination & not defined (see long text)