/a></li>
        </ul>
    </div><!--/.nav-collapse -->
    </div>
</nav>

  <div class="container">
    <div class="content help">
      <div class="notice">Legacy Documentation. View <a href="https://docs.nunit.org">NUnit 3 Documentation</a></div>
      <div id="help_content">

<h2>From NUnit 2.x</h2>

<p>In general, there are two approaches to running tests built against earlier
   versions of the NUnit framework from 2.0 through 2.5.10:

<ol>
<li>Run the tests without recompilation. This is the best app