NDC Error Codes and Messages

NDC Error Codes & Messages

If you receive any of the error messages below, you most likely need to update your request. Included are details of possible actions you need to take if you receive the error in a response. Please make corrections and resubmit your request.

AirShopping

Code	Description	User Action
1000	Error parsing request headers.	Ensure your headers are structured correctly. Refer to Authentication for all mandatory elements.
1003	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
1004	Error parsing request using message translation engine.	Correct the XML structure in your request.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

OfferPrice

Code	Description	User Action
2000	Error parsing request headers.	Ensure your headers are structured correctly. Refer Authentication for all mandatory elements.
2003	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
2004	Error parsing request using message translation engine.	Correct the XML structure in your request.
2009	Offer not found.	Check offer ID and response ID. If both are correct, then please try again and add a small delay (second or two) between your AirShopping and OfferPrice requests.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

SeatAvailability

Code	Description	User Action
3000	Error parsing request headers.	Ensure your headers are structured correctly. Refer Authentication for all mandatory elements.
3003	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
3004	Error parsing request using message translation engine.	Correct the XML structure in your request.
3019	Offer not found.	Verify that you have included the correct OfferID and ResponseID for the flow. Ensure you have executed the services requests in the correct order per [Flow of data between messages](/docs/ndc-solutions/ndc_api_workflows/#flow-of-data-between-messages.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

ServiceList

Code	Description	User Action
4000	Error parsing request headers.	Ensure your headers are structured correctly. Refer Authentication for all mandatory elements.
4003	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
4004	Error parsing request using message translation engine	Correct the XML structure in your request.
4009	Offer not found.	Verify that you have included the correct OfferID and ResponseID for the flow. Ensure you have executed the services requests in the correct order per Flow of data between messages.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

OrderCreate

Code	Description	User Action
5000	Error parsing request headers.	Ensure your headers are structured correctly. Refer Authentication for all mandatory elements.
5005	Error while parsing request.	Correct the XML structure in your request.
5009	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
5011	Offer not found in offer management system.	Verify that you have included the correct OfferID and ResponseID for the flow. Ensure that the offer was created less than three days prior to execution of OrderCreate.
5021	Unable to detokenize request.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

OrderCancel

Code	Description	User Action
6000	Error parsing request headers.	Ensure your headers are structured correctly. Refer Authentication for all mandatory elements.
6001	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
6002	PNR required.	Ensure that the PNR is specified in the request.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

OrderReshop

Code	Description	User Action
7000	Error while executing flow.	Generic error message. Please open a ticket with RQ/RS flow, and trace ID.
7001	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
7002	PNR required.	Check that the PNR is specified in the request.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

OrderRetrieve

Code	Description	User Action
8000	Error while executing flow.	Generic error message. Please open a ticket with RQ/RS flow, and trace ID.
8001	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
8002	PNR required.	Check that the PNR is specified in the request.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.

OrderChange

Code	Description	User Action
9000	Error while executing flow.	Generic error message. Please open a ticket with RQ/RS flow, and trace ID.
9001	Invalid Seller ID.	Check your Seller ID in request headers. Your Seller ID must be present and identical in all services headers in the flow per the NDC message structure.
401	Unable to authenticate. No Credentials supplied.	Check that the Party element is present and identical throughout the look and book flow per NDC message structure.
401	Unable to authenticate.	Information is missing in the request, which the airline uses to authenticate. Check that TravelAgencySender information and/or the CountryCode are defined for the airline.