What Does This Error or Response Code Mean?

Modified on Mon, 2 Sep at 11:30 AM

Authorize.net's Response Reason Code Tool enables you to search for information about a response code. The following API response fields can be entered into the search field:

•    messages.message.code - alphanumeric, in the format Ixxxxx or Exxxxx

•    transactionResponse.errors.errorCode - numeric.

You can also download our latest list of response codes.


Authorize.net has several great resources for its merchants:


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