Understanding the http status codes

Table 1. Http statuses
errorCode Description Example
200 Action successfully completed  
400 Input data error
  • Locale field populated in lowercase
  • Locale field not supported (e.g.: Russian)
  • Mandatory field missing
  • Invalid IBAN
404 ID error
  • ID unknown
  • ID known but it is not an SDD payment method identifier (e.g.: ID of a visa card)
500 Failure API server technical error