RESPONSE CODES AND THEIR MEANING

Response Code Meaning
05 It indicates that the Issuing Bank will not validate the transaction. It is caused by many factors such as mistyping, insufficient funds, etc.
51 There are insufficient funds on your credit card to process the payment.
91 The customer's card issuer is unable to be contacted to authorize the transaction.
00 Successful transaction processing.
30 The customer's card issuer does not recognize the transaction details being entered.
98 Incorrect account number.
14 Error in account number.
94 Duplicate transaction.