Dena Bank — Debit card debited

Address: Dona paula, Goa

I, dinesh banaulikar, having a acc with Dena bank[protected] arpora, Goa branch.
My debit card (ending with 1455) was swiped at Manipal Hospital, dona paula Goa on 29 sep 2020, twice for Rs 10, 000 each, as it showed connection error on the terminal, there was no Slip generated as a result, but the amount was debited from my account on both instances.
The Manipal staff says that they didnt receive the money.
i compalined in my local branch, they said that the money will automatically be reversed, i have also filled revisal form (DBEB[protected] Its been more then a month, i havent recieved my money, nor any update on my issue