title: DirectoryEntry is not getting even add the namespace System.DirectoryServices?
body: <p>In my web app I want to create an object of type <code>DirectoryEntry</code>.. but it is not generated on the <code>.aspx.cs</code> file even though I added the namespace and my <code>web.config</code> contains</p>
  
  <pre><code>&lt;add assembly="System.DirectoryServices, Version=2.0.0.0, Culture=neutral, PublicKeyToken=B03F5F7F11D50A3A"/&gt;
  </code></pre>
  
  <p>in the <code>&lt;assemblies&gt;</code> section.</p>
  
  <p>What will be the reason ? please help </p>