Andhra University — Regarding OD not received

Address:

Bobbili, Vizianagaram, Andhra Pradesh

Sir actually I have applied for OD around 3 years back along with my friend, he received but I didn't . Now I need my OD as my job purpose . When i went and asked at E5 section they simply said no details found apply again...
So kindly guide me how to approach in this situation and how to get my OD without appling in 2 nd time.