Here we would like to draw your attention to OIOE transaction code in SAP. As we know it is being used in the SAP PM (Plant Maintenance) module. OIOE is a transaction code used for Operation No. – AutoIncrement in SAP.
It comes under the package INSC.When we execute this transaction code, RIO399XS is the normal standard SAP program that is being executed in background.
Transaction OIOE technical data table
| Tcode | OIOE |
| Purpose | Operation No. – AutoIncrement |
| Module | PM |
| SAP Package | INSC |
| Program running | RIO399XS |
| Screen No | 1000 |
| Type | R |