Mobikwik App - Money debited but transaction failed in mobikwik

On **/**/**** i made transaction on mobikwik appliction, paying bill of broadband, but transaction get failed and i do again, second time transaction get sucessful,but money debited twice from my bank account
Timing of my first transaction is **:**. Mobikwik disabled my account also, i mailes alots of time but there is no response. Mobikwik account mobile number is **********