Bank Of India — irctc amount not credited in my boi account

Address:

Indore, Madhya Pradesh, 453331

I have booked irctc ticket on 18 dec 2018 of amount 485 rs. Then on 20 dec 2018 i have cancelled my ticket for which irctc refund my amount of 425 rs. And irctc also provide me details of refund, but still till now my amount not credited in my bank account. I have try to contact with bank by mail, online complaint using boi website and also gone my home branch office too many times but still my amount not credited.