Tamil Nadu Electricity Board [TNEB] — payment paid twice

Address:

631502

I have made online payment of rs650 thro sbi on 3rd march 2018. Money was debited from my sbi account. But the eb office informed me that my bill wasn't paid. I was asked to pay again by cash. And i have paid it again. Ihd given complaint regarding payment failed and requested sbi to reverse payment. Based on my complaint i had received sms that online transaction was succesful and contact merchant. I had contacted eb bill counter. They had checked and accepted the payment paid two times on particular service no[protected], online transaction no igadakfjy7 dated on 03/03/18. Also sbi is showing the statement for the money transferred to tneb.

Now where is the amount paid by me. What is the solution to get my money back.?... Kindly pay back to me