SAP ABAP Program CALLOTB (OTB: Planning: Initial Screen) is using

• Table/Structure Field (11)
• Function Module (1)
• Message Class (1)
• Message Number (2)
• Table (4)
• Transaction Code (3)

#	Object Type	Object Name	Object Description	Note
1	Message Number	MA - 466	Please choose one of the proposed planning types
2	Message Number	MA - 620	Please activate OTB in Customizing first