Error codes

The error codes listed below do not indicate the success or failure of transactions To check the status of a transaction, you need to:

• wait for callback

• check the status of the transaction by OPERATION_ID

• check the status of the transaction by merchantRequestId

http code	msgType	msgCode	msgText
200	ERROR	b_terminal_not_found	@Payment terminal not found
	ERROR	b_merchant_not_found	@Merchant not found
	ERROR	b_reverse_transaction_failed	@Failed to reverse transaction
	ERROR	b_payment_invalid_refund_amount	@Payment invalid refund amount
	ERROR	b_phys_transaction_not_found	@Phys transaction not found
	ERROR	b_cannot_process_logic_transaction	@Cannot process logic transaction
	ERROR	b_authorize_transaction_failed	@Failed to authorize transaction
	ERROR	b_initiate_transaction_failed	@Failed to initiate transaction
	ERROR	b_payment_logic_transaction_not_found	@Payment logic transaction not found
	ERROR	b_explicit_payment_execution_not_supported	@Payment type doesn't support explicit execution
	ERROR	b_payment_not_found	@Payment not found
	ERROR	b_operation_not_found	@Operation not found
	ERROR	b_payment_refund_not_supported	@Payment type doesn't support refund
401	ERROR	b_expired_token	@Token Expired
	ERROR	b_unknown_device	@Unknown Device
404	ERROR	b_service_unavailable	@Service '{service}' unavailable
503	ERROR	b_server_is_overloaded	@Server is overloaded (need to retry the request later)

Example of a response with an error

{
    "requestId": "29a36a0a-5926-11ed-9b6a-0242ac120002",
    "serviceId": "api-gateway",
    "msgCode": "b_used_token",
    "msgType": "ERROR",
    "msgText": "@Used Token Alert!",
    "isLocalized": false,
    "msgAttrs": {},
    "errorCauses": []
}