ESCROW_DUPLICATE_MILESTONE_INDEX

Duplicate milestone indices are not allowed in the batch.

422 Validation Error · escrow contract error · multi-release v2, single-release v2

Example

{
  "type": "https://docs.trustlesswork.com/trustless-work/v2-en/api-rest/errors/escrow-duplicate-milestone-index",
  "title": "Validation Error",
  "status": 422,
  "code": "ESCROW_DUPLICATE_MILESTONE_INDEX",
  "detail": "Duplicate milestone indices are not allowed in the batch.",
  "instance": "/…",
  "traceId": "…"
}

When it happens

Simulation of the transaction fails on-chain with this contract error: Duplicate milestone indices are not allowed in the batch.

How to fix it

Correct the request payload so it satisfies the contract's invariant described above, then rebuild and resubmit.