# `Nous.Errors.ConfigurationError`
[🔗](https://github.com/nyo16/nous/blob/v0.17.1/lib/nous/errors.ex#L13)

Error in configuration or missing dependencies.

Raised when required configuration is missing or a required
optional dependency is not available.

# `t`

```elixir
@type t() :: %Nous.Errors.ConfigurationError{
  __exception__: true,
  details: any(),
  message: String.t()
}
```

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