AIIMS — Fee payment

Respected sir I hav paid the registration fees through the option 1 and my amount got debited and should fee payment couldn't be processed...so I tried another option 2 and again my money has been debited from the same account ...I had paid 4000 now and still page of payment is not complete...can't select my city of place which would be so important in this covid situation please refund my extra money that I hav paid through the multiple payments and solve the issue in a day so that I will write the exam safely without travel issues!
Acc holder name : Vinayak