SAP ABAP Program RGRPGA03 (Evaluation: All Valid Grouping WBS Element Assignments) is using

• Table/Structure Field (8)
• Function Module (1)
• Message Class (1)
• Message Number (2)
• Program (3)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table/Structure Field	GRPGA - GRPNR	Grouping WBS element
2	Table/Structure Field	GRPGA - GRUNI	Unique assignment to grouping WBS element (internal number)
3	Table/Structure Field	GRPGA - PSPNR	Work Breakdown Structure Element (WBS Element)
4	Table/Structure Field	GRPGV - DISGR	MRP Group
5	Table/Structure Field	GRPGV - GRPNR	Grouping WBS element
6	Table/Structure Field	GRPGV - WERKS	Plant
7	Table/Structure Field	PRPS - PSPNR	WBS Element
8	Table/Structure Field	SYST - TABIX	ABAP System Field: Row Index of Internal Tables