{
  "topic": "errors.INVALID_UNIQUE_KEY",
  "path": [
    "errors",
    "INVALID_UNIQUE_KEY"
  ],
  "title": "INVALID_UNIQUE_KEY — unique key fields are null or invalid",
  "synopsis": "A composite unique key requires every declared field to be present and non-null. This error is returned when the entity payload is missing a value for at least one key field, or the value cannot be normalized to a valid claim (for example, a NaN or ±Infinity for a numeric key field).",
  "body": "# errors.INVALID_UNIQUE_KEY\n\n## NAME\n\nINVALID_UNIQUE_KEY — the engine could not compute a complete composite unique key because one or more required key fields are null or carry an unsupported value type.\n\n## SYNOPSIS\n\nHTTP: `422` `Unprocessable Entity`. Retryable: `no`.\n\n## DESCRIPTION\n\nA composite unique key requires every declared field to be present and non-null. This error is returned when the entity payload is missing a value for at least one key field, or the value cannot be normalized to a valid claim (for example, a NaN or ±Infinity for a numeric key field).\n\nTo resolve: ensure every field listed in the model's unique key definition has a valid, non-null value in the submitted entity payload.\n\n## SEE ALSO\n\n- errors\n- errors.UNIQUE_VIOLATION\n- errors.INVALID_UNIQUE_KEY_DEFINITION\n",
  "sections": [
    {
      "name": "NAME",
      "body": "INVALID_UNIQUE_KEY — the engine could not compute a complete composite unique key because one or more required key fields are null or carry an unsupported value type."
    },
    {
      "name": "SYNOPSIS",
      "body": "HTTP: `422` `Unprocessable Entity`. Retryable: `no`."
    },
    {
      "name": "DESCRIPTION",
      "body": "A composite unique key requires every declared field to be present and non-null. This error is returned when the entity payload is missing a value for at least one key field, or the value cannot be normalized to a valid claim (for example, a NaN or ±Infinity for a numeric key field).\n\nTo resolve: ensure every field listed in the model's unique key definition has a valid, non-null value in the submitted entity payload."
    },
    {
      "name": "SEE ALSO",
      "body": "- errors\n- errors.UNIQUE_VIOLATION\n- errors.INVALID_UNIQUE_KEY_DEFINITION"
    }
  ],
  "see_also": [
    "errors",
    "errors.UNIQUE_VIOLATION",
    "errors.INVALID_UNIQUE_KEY_DEFINITION"
  ],
  "stability": "stable",
  "actions": []
}