Here we would like to draw your attention to OOML transaction code in SAP. As we know it is being used in the SAP PA-OS (Organizational Structure in PA) component which is coming under HR (HCM) PA module (Personnel Management). OOML is a transaction code used for Room Administration Mail Connection in SAP.
It comes under the package for Organization and planning (application) (PP00). When we execute this transaction code, RHCUST01 is the normal standard SAP program that is being executed in background. Transaction code OOML is included in the SAP component for SAP_HR.
Transaction OOML technical data table
| Tcode | OOML |
| Usage | Room Administration Mail Connection |
| Module | PA |
| Sub Module | PA-OS-ST |
| SAP Package | PP00 |
| Program running | RHCUST01 |
| Component | SAP_HR |