Bangalore Electricity Supply Company Limited [BESCOM] — Bill paid but showing not paid

Account id:[protected]
RR No: GRL35546
Hello sir, we have paid the bill amount of Rs630 for the month of october but in the bill of november the same amount which we have paid is being showed as arrears when we enquired at the office they are saying that we have not paid which we have done so please look into the issue and resolve it as soon as possible.