Here we would like to draw your attention to O4PI transaction code in SAP. As we know it is being used in the SAP IS-OIL-DS (Downstream in IS-OIL) component which is coming under IS-OIL module (Oil & Gas). O4PI is a transaction code used for Show LID-Details in SAP.
It comes under the package for TAS/TPI Common Objects (OIK). When we execute this transaction code, ROIKLLD1 is the normal standard SAP program that is being executed in background. Transaction code O4PI is included in the SAP component for IS-OIL.
Transaction O4PI technical data table