The Eversend Merchant API uses the following error codes:

Breakdown of errors

Eversend uses conventional HTTP response codes to indicate the success or failure of an API request. In general: Codes in the 2xx range indicate success. Codes in the 4xx range indicate an error that failed given the information provided (e.g., a required parameter was omitted, a charge failed, etc.). Codes in the 5xx range indicate an error with Eversend's servers.

Error CodeMeaning
400Bad Request -- The request could not be understood by the server due to malformed syntax.
401Unauthorized -- Invalid Token.
402Request Failed -- The parameters were valid but the request failed.
403Forbidden -- The API key doesn't have permission to perform the request.
404Not Found -- The specified endpoint could not be found.
500Internal Server Error -- We had a problem with our server. Try again later.
503Service Unavailable -- We're temporarily offline for maintenance. Please try again later.