How to resolve Error: No label found for checkboxradio widget

How to resolve Error: No label found for checkboxradio widget

  1.  <link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
      <script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
      <script src="http://malsup.github.com/jquery.form.js"></script>
      <script>
      $( function() {
          alert("First");
        $( "#radio-1" ).checkboxradio();
        $( "#radio-2" ).checkboxradio();
        $("input[type='radio']").checkboxradio(); 
      } );                    
  2.    <div class="sign" id="showSignDiv">
                                <s:iterator id="row" value="filePaths">
                                    <div>
                                    <div class="col-sm-1"></div>
                                    <div class="col-sm-11">                                   
                                    </div>
                                    <s:radio name="images" value="row" list="row"/>
                                    </div>
                                </s:iterator>
                            </div>
  3.    ajax==  success:function(data){
                        $('#createSignature div#showSignDiv').html($(data).find('div#showSignDiv').html());
                        $( "#radio-1" ).checkboxradio();
                        $( "#radio-2" ).checkboxradio();
                       // $("div#showSignDiv input:radio[name=images]").checkboxradio();