Hi Urvashi,
Please go thru the below steps:
1) create one org.unit in PPOC_OLD
2)create a dep, manager and employees
3)copy the employee position and create a relations (A/002) in PO13
4)Now you have to acivate the plogi in table t777s0.
5) check the feature Plogi any return code is existed or not.
Test analysis: - once you hire the employee ,In It0001, copy you paste and enter your position id, it will considered
Regards
Siva