The message send failed because the recipient actively sent back a failure (rejected the message)

- `Anything`
  - `Object`
    - `Basic` ...and other supertypes
      - `ReplyFailure`
        - `recipient_failure`

- `recipient_failure`
  - `ReplyFailure`
    - `Basic`
      - `Identifiable`
      - `Object`
        - `Anything`

no subtypes hierarchy

Inherited Attributes
Attributes inherited from: `Object` `hash`, `string`
Attributes inherited from: `ReplyFailure` `name`

Inherited Methods
Methods inherited from: `Object` `equals`