title: Refer a CSS file in BundleConfig generate WebGrease.dll error
body: <p>When I put a specific CSS file called <code>glyphicons.css</code> in my BundleConfig occurs the following error </p>
  
  <p><code>An exception of type 'System.IndexOutOfRangeException' occurred in WebGrease.dll but was not handled in user code</code> </p>
  
  <p>and the file exist in my solution in the specific path, like all the anothers CSS files. </p>
  
  <p>Someone has faced this problem yet ?</p>
  
  <pre><code>    bundles.Add(new StyleBundle("~/Content/css").Include(
                  "~/Content/css/bootstrap.css",
                  "~/Content/css/uploadfyBoot/style.css",
                  "~/Content/css/uploadfyBoot/jquery.fileupload.css",
                  "~/Content/css/tipografia.css",
                  "~/Content/css/glyphicons.css"
                  ));
  </code></pre>
  
  <p>If I remove the reference to glyphicons.css it works.</p>