Reference
EXCHANGE_CODE_ENDED
Code already exchanged or revoked
Code already exchanged or revoked
HTTP status 409 Conflict, code EXCHANGE_CODE_ENDED.
What it means#
The booking pass or e-ticket scanned at the exchange has already been swapped for wristbands (superseded), or was revoked.
What to do#
Look the holder up by another of the order's codes, or check the wristband they already have.
On the wire#
Every error response carrying this code names this page in error.moreInfo,
with the request id in the query string. See Error codes for
the response shape and the list of every code.