Here we would like to draw your attention to O4PO 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). O4PO is a transaction code used for Change order and plant in SAP.
It comes under the package for TAS/TPI Common Objects (OIK). When we execute this transaction code, ROIKOCHG is the normal standard SAP program that is being executed in background. Transaction code O4PO is included in the SAP component for IS-OIL.
Transaction O4PO technical data table
| Tcode | O4PO |
| Usage | Change order and plant |
| Module | IS-OIL |
| Sub Module | IS-OIL-DS-TAS |
| SAP Package | OIK |
| Program running | ROIKOCHG |
| Component | IS-OIL |