Reference
DUPLICATE_CREDIT_GRANT
Credits already granted for this invoice
Credits already granted for this invoice
HTTP status 409 Conflict, code DUPLICATE_CREDIT_GRANT.
What it means#
Credits for this invoice have already been granted; the grant is idempotent per invoice.
What to do#
Nothing to do; the grant stands.
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.