title: How to set a breakpoint in code from referenced .dll?
body: <p>I am trying to set a breakpoint on a method from library System.Web.Mvc:</p>
  
  <pre><code>Microsoft.Web.Mvc.Html.HtmlHelperExtensions.EditorFor
  </code></pre>
  
  <p>The symbols are loaded. But how can I set a breakpoint if I can't open source code? I've tried "Debug > New Breakpoing > Break at Function" with</p>
  
  <pre><code>Microsoft.Web.Mvc.Html.HtmlHelperExtensions.EditorFor
  </code></pre>
  
  <p>but no luck.</p>