sent an argument that isn't available in the environment.

Instances of this class are printed as #&lt;Unavailable&gt;</pre></div> </article> </li>  <li> <article class="definition class" id="CLASS DISSECT:UNKNOWN-ARGUMENTS"> <header> <span class="visibility">EXTERNAL</span> <span class="type">CLASS</span> <h4 class="name"> <a href="#CLASS%20DISSECT%3AUNKNOWN-ARGUMENTS">UNKNOWN-ARGUMENTS</a> </h4> <ul class="qualifiers"></ul> <ul class="arguments"></ul>  <a class="source-link" href="https://github.com/Shinm