title: Ckfinder file upload fails with error 404
body: <pre><code>&lt;script type="text/javascript"&gt;
      $(document).ready(function () {
          CKEDITOR.replace('Source',
          {
              filebrowserBrowseUrl: '@Url.Content("~/Content/ckeditor/ckfinder/ckfinder.html")',
              filebrowserImageBrowseUrl: '@Url.Content("~/Content/ckeditor/ckfinder/ckfinder.html?type=Images")',
              filebrowserFlashBrowseUrl: '@Url.Content("~/Content/ckeditor/ckfinder/ckfinder.html?type=Flash")',
              filebrowserUploadUrl: '@Url.Content("~/Content/ckeditor/ckfinder/core/connector/aspx/connector.aspx?command=QuickUpload&amp;type=Files")',
              filebrowserImageUploadUrl: '@Url.Content("~/Content/ckeditor/ckfinder/core/connector/aspx/connector.aspx?command=QuickUpload&amp;type=Images")',
              filebrowserFlashUploadUrl: '@Url.Content("~/Content/ckeditor/ckfinder/core/connector/aspx/connector.aspx?command=QuickUpload&amp;type=Flash")'
          });
      });
  &lt;/script&gt;
  </code></pre>
  
  <p>Fileupload doesn't work. I get 404 exception. How can I fix this?</p>