# `Celery.NotRegistered`
[🔗](https://github.com/hacktobeer/celery-elixir/blob/v0.1.0/lib/celery/exceptions.ex#L119)

The task is not registered in the Celery registry.

# `t`

```elixir
@type t() :: %Celery.NotRegistered{
  __exception__: term(),
  message: term(),
  task_name: term()
}
```

---

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