| BUSINESS_ERROR | IGNORE_TRANSACTION_FAILED | Ignore transaction call returned error |
| BUSINESS_ERROR | RESERVATION_SERVICE_FAILED | GetReservation call returned error |
| BUSINESS_ERROR | CONTEXT_CHANGE_FAILED | Context change call returned error |
| BUSINESS_ERROR | DUTY_CODE_CONTEXT_CHANGE_FAILED | Duty code change call returned error |
| BUSINESS_ERROR | END_TRANSACTION_SERVICE_FAILED | End transaction call returned error |
| BUSINESS_ERROR | PASSENGER_DETAILS_SERVICE_FAILED | Passenger details service call returned error |
| BUSINESS_ERROR | UPDATE_RESERVATION_SERVICE_FAILED | Update reservation call returned error |
| BUSINESS_ERROR | SABRE_COMMAND_SERVICE_FAILED | Sabre command call returned error |
| BUSINESS_ERROR | AIR_PRICE_SERVICE_FAILED | Air price call returned error |
| BUSINESS_ERROR | AIR_SEAT_SERVICE_FAILED | Seat service call returned error |
| BUSINESS_ERROR | CANCEL_SERVICE_FAILED | Cancel service call returned error |
| BUSINESS_ERROR | AIR_BOOK_SERVICE_FAILED | Air book service call returned error |
| BUSINESS_ERROR | UNABLE_TO_BOOK_FLIGHTS_WRONG_STATUS_CODE | Failed to book given flights |
| BUSINESS_ERROR | BOOKING_NOT_FOUND | Could not find booking |
| BAD_REQUEST | INVALID_VALUE | Wrong format/value was passed in some field of the request |
| BAD_REQUEST | INVALID_COMBINATION | Incorrect combination of fields in request was passed |
| BAD_REQUEST | MANDATORY_DATA_MISSING | Required fields from request are empty or missing |
| BAD_REQUEST | INVALID_HEADER | Header is invalid or has wrong format |
| APPLICATION_ERROR | INTERNAL_SERVER_ERROR | Internal error occurred when processing request |
| APPLICATION_ERROR | TOKEN_SERVICE_ERROR | Token is invalid or cannot be verified |
| APPLICATION_ERROR | CONTEXT_CHANGE_SERVICE_ERROR | An error occurred when performing context change |
| APPLICATION_ERROR | TOKEN_DETAILS_SERVICE_ERROR | An error occurred when obtaining token details |
| APPLICATION_ERROR | IGNORE_TRANSACTION_SERVICE_ERROR | An error occurred when sending ignore transaction call |
| APPLICATION_ERROR | RESERVATION_SERVICE_ERROR | An error occurred when retrieving reservation |
| APPLICATION_ERROR | END_TRANSACTION_SERVICE_ERROR | An error occurred when sending end transaction call |
| APPLICATION_ERROR | PASSENGER_DETAILS_SERVICE_ERROR | An error occurred when calling passenger details service |
| APPLICATION_ERROR | UPDATE_RESERVATION_SERVICE_ERROR | An error occurred when calling update reservation service |
| APPLICATION_ERROR | SABRE_COMMAND_SERVICE_ERROR | An error occurred when executing host command |
| APPLICATION_ERROR | AIR_PRICE_SERVICE_ERROR | An error occurred when calling air price service |
| APPLICATION_ERROR | AIR_BOOK_SERVICE_ERROR | An error occurred when calling air book service |
| APPLICATION_ERROR | AIR_SEAT_SERVICE_ERROR | An error occurred when calling seat service |
| APPLICATION_ERROR | CANCEL_SERVICE_ERROR | An error occurred when calling update reservation service |
| APPLICATION_ERROR | ARUNK_SERVICE_ERROR | An error occurred when calling arunk service |