> [!CAUTION]
> **Caution:** This documentation is for Google Ads API **v23** . The latest active version is [**v26**](https://developers.google.com/google-ads/api/reference/rpc/latest/ErrorLocation.FieldPathElement).

A part of a field path.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v23/errors/errors.proto)

| Fields ||
|---|---|
| ## `field_name` | `string` The name of a field or a oneof |
| ## `index` | `int32` If field_name is a repeated field, this is the element that failed |