SAP ABAP Program LHRGLRIT (Read Infotypes if Necessary) is using

• Table/Structure Field (12)
• Function Module (2)
• Message Class (1)
• Message Number (2)
• Table (3)

#	Object Type	Object Name	Object Description	Note
1	Message Number	PN - 004	No authorization for infotype &
2	Message Number	PN - 018	Cannot determine database table of infotype &1