| BUSINESS_ERROR | BOOKING_NOT_FOUND | Booking not found for provided 'pnrLocator'. |
| BUSINESS_ERROR | CONTEXT_CHANGE_FAILED | [Errors retrieved from downline service] |
| APPLICATION_ERROR | CONTEXT_CHANGE_SERVICE_ERROR | An error occurred while invoking an internal service. |
| APPLICATION_ERROR | DESIGNATE_PRINTER_SERVICE_ERROR | An error occurred while invoking an internal service. |
| APPLICATION_ERROR | DISPLAY_PNR_SERVICE_ERROR | An error occurred while invoking an internal service. |
| APPLICATION_ERROR | DOCUMENT_DETAILS_SERVICE_ERROR | An error occurred while invoking an internal service. |
| BUSINESS_ERROR | DOCUMENTS_NOT_FOUND | No documents found for fulfillment. |
| BUSINESS_ERROR | DUTY_CODE_CONTEXT_CHANGE_FAILED | [Errors retrieved from downline service] |
| BUSINESS_ERROR | END_TRANSACTION_FAILED | [Errors retrieved from downline service] |
| APPLICATION_ERROR | END_TRANSACTION_SERVICE_ERROR | An error occurred while invoking an internal service. |
| APPLICATION_ERROR | FRAUD_CHECK_SERVICE_ERROR | An error occurred while invoking an internal service. |
| BUSINESS_ERROR | FULFILL_ANCILLARIES_FAILED | [Errors retrieved from downline service] |
| APPLICATION_ERROR | FULFILL_ANCILLARIES_SERVICE_ERROR | airExtraId not found in offer item |
| APPLICATION_ERROR | FULFILL_ANCILLARIES_SERVICE_ERROR | Indicated ancillary not found in reservation |
| BUSINESS_ERROR | IGNORE_TRANSACTION_FAILED | [Errors retrieved from downline service] |
| APPLICATION_ERROR | IGNORE_TRANSACTION_SERVICE_ERROR | An error occurred while invoking an internal service. |
| BAD_REQUEST | INVALID_HEADER | Required header 'Authorization' is invalid. |
| BAD_REQUEST | INVALID_HEADER | Required header 'Authorization' is missing. |
| BAD_REQUEST | INVALID_VALUE | Invalid payment reference ids provided. |
| BUSINESS_ERROR | ISSUE_TICKETS_FAILED | [Errors retrieved from downline service] |
| APPLICATION_ERROR | ISSUE_TICKETS_SERVICE_ERROR | An error occurred while invoking an internal service. |
| BUSINESS_ERROR | PRICE_QUOTE_ERROR | [Errors retrieved from downline service] |
| APPLICATION_ERROR | REDEEM_PROMO_CODE_SERVICE_ERROR | An error occurred while invoking an internal service. |
| BAD_REQUEST | REQUIRED_DATA_MISSING | Payment reference ids not provided for all the transactions |
| BAD_REQUEST | REQUIRED_DATA_MISSING | Payment ids not provided for all payments |
| APPLICATION_ERROR | RESERVATION_SERVICE_ERROR | An error occurred while invoking an internal service. |
| BUSINESS_ERROR | RESERVATION_SERVICE_FAILED | [Errors retrieved from downline service] |
| BUSINESS_ERROR | TICKET_PRINTER_NOT_ASSIGNED | Ticket printer not assigned. |
| BUSINESS_ERROR | TICKETING_DOCUMENTS_NOT_FOUND | Ticketing documents not found in the booking. |
| APPLICATION_ERROR | TOKEN_DETAILS_SERVICE_ERROR | Could not obtain session token details. |
| APPLICATION_ERROR | TOKEN_SERVICE_ERROR | Could not obtain session token. |
| BUSINESS_ERROR | UPDATE_RESERVATION_FAILED | [Errors retrieved from downline service] |
| APPLICATION_ERROR | OFFER_CACHE_SERVICE_ERROR | An error occurred while invoking an internal service |
| BUSINESS_ERROR | FULFILL_REFUND_FAILED | [Errors retrieved from downline service] |
| BUSINESS_ERROR | PRICE_REFUND_FAILED | [Errors retrieved from downline service] |
| BUSINESS_ERROR | REFUND_METHODS_NOT_FOUND | No refund methods found for refund process. |
| BUSINESS_ERROR | PASSENGER_REFERENCE_ID_NOT_FOUND | No passenger reference id found for fulfillment. |
| BUSINESS_ERROR | OFFER_NOT_FOUND | Offer not found in cache. |
| BUSINESS_ERROR | OFFER_ITEM_NOT_FOUND | Offer item [offerItemId] not found in cache. |
| BUSINESS_ERROR | OFFER_DATA_NOT_FOUND | Offer data not found in cache. |
| BUSINESS_ERROR | ANCILLARY_ADD_SERVICE_ERROR | AncillaryAdd service connectivity issue |
| BUSINESS_ERROR | SEATS_ADD_SERVICE_ERROR | Seats Add service connectivity issue |