Saraswat Bank — money transaction

Address:

560029

On 8 th april 2018 i just went to kotan bank atm in btm water tank bangalore at 5:15 am to widraw 300 rs, after transaction suddenly server was down and there was a power shut down not a single rupee was received by me but 300 rs was deducted from my account after which i had even called customer care and they answered that money will be credited back to your account within 7 working days but till date no action has been takem