# `Nous.Errors.ValidationError`
[🔗](https://github.com/nyo16/nous/blob/v0.17.1/lib/nous/errors.ex#L133)

Error during output validation.

Raised when structured output fails Ecto validation.

# `t`

```elixir
@type t() :: %Nous.Errors.ValidationError{
  __exception__: true,
  errors: keyword() | nil,
  message: String.t(),
  output_type: module() | nil
}
```

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*Consult [api-reference.md](api-reference.md) for complete listing*