HDFC Bank — refund not deposit in my bank a/c

Address:

Hdfc payzapp head.office- 1st floor, cs No.6/242, senapati bapat Mary, lower parel, mumbail, Mumbai City, Maharashtra, 400013

Payzapp said Refund Rs.2379 date 22/07/2019 throw- ARN No.-74799209202003231842490 & RRNo.[protected]
I launched a compliment to SBI Customer care with reference ARN & RR NO.
SBI Customer care replied no such remittance received at the branch.please enquire with the remitting bank.
Refund Rs. 2379 not deposit in my bank a/c yet today 05/0/11/2019.
Payzapp not help me.