SAP ABAP Program L0PP0I20 (PAI-Module Tabellen U444B, T444B) is using

• Table/Structure Field (13)
• Function Module (1)
• Message Class (2)
• Message Number (6)
• Table (3)
• View (2)

#	Object Type	Object Name	Object Description	Note
1	Message Class	00	General Basis texts
2	Message Class	MD	Material Requirements Planning (MRP)