+ <div class="panel-heading">
+ <h4 class="panel-title">
+ <a data-toggle="collapse" data-parent="#components-accordion" href="#components-backtrace">
+ Show backtrace
+ </a>
+ </h4>
+ </div>
+ <div id="components-backtrace" class="panel-collapse collapse">
+ <div class="panel-body">
+ <pre><%= backtrace %></pre>
+ </div>
+ </div>