.e., it will be
searched based on the parameter settings).</p></td>
    </tr>
    <tr>
      <th>setup.string</th>
      <td><p>[<code><a href='https://rdrr.io/r/base/character.html'>character(1)</a></code>]<br />
The CLI string that can invoke the learner with the correct parameter settings.
This argument is optional.</p></td>
    </tr>
    <tr>
      <th>error.message</th>
      <td><p>[<code><a href='https://rdrr.io/r/base/character.html'>character(1)</a></code>]<br />
Whenever an error occurs during the