STELLAR_TX_BAD_AUTH_EXTRA

The transaction includes signatures that no operation needs.

422 Validation Error · transaction submission

Example

{
  "type": "https://docs.trustlesswork.com/trustless-work/v2-en/api-rest/errors/stellar-tx-bad-auth-extra",
  "title": "Validation Error",
  "status": 422,
  "code": "STELLAR_TX_BAD_AUTH_EXTRA",
  "detail": "The transaction includes signatures that no operation needs.",
  "instance": "/…",
  "traceId": "…"
}

When it happens

The envelope carries more signatures than needed.

How to fix it

Sign exactly once with the required wallet.