SAP ABAP Program MGPSPI20 (MGPSPI20) is using

• Table/Structure Field (12)
• Function Module (5)
• Message Number (2)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Table	RGPLN	Planning: Input/Output Fields in Dynpros
2	Table	T821S	Distribution keys
3	Table	T821V	User distribution key