Cybersource transaction errors for AVS/CVC error code description

Questions/Problem:
 
Errors/issues when processing credit card transactions via Cybersource
 

Answer:

1. Check the exact error they was generated in the UI.

2. Check the Audit Log in Error DB. Look for the Merchant Transaction Results (Cybersource). On the Response section, look for the reasonCode.

3. Check the list of Values for Transaction Declines or Errors below:

Card Verification Codes (Code property returns):
Code Description:   
I - Card verification number failed processor's data validation check.   
M - Card verification number matched.   
N - Card verification number not matched.   
P - Card verification number not processed.   
S - Card verification number is on the card but was not included in the request.   
U - Card verification is not supported by the issuing bank.   
X - Card verification is not supported by the card association.   
1 - Card verification is not supported for this processor or card type.   
2 - The processor returned an unrecognized value for the card verification response.   
3 - The processor did not return a card verification result code.