Cannot read property "aDataSort" of undefined

Fixing the error in app

HTML

<script src="http://cdn.datatables.net/1.10.0/js/jquery.dataTables.js"></script>
<link rel="stylesheet" href="http://cdn.datatables.net/1.10.0/css/jquery.dataTables.css">
<table id="rs"></table>

JavaScript

var json = {
    "subscribers": "[{\"code\":\"Code1\",\"name\":\"Name1\",\"id\":539,\"companyId\":\"CD1\",\"acctNum\":\"Dell\"},{\"code\":\"Code2\",\"name\":\"Name3\",\"id\":540,\"companyId\":\"CD2\",\"acctNum\":\"Dell1\"}]"
};

var oTable = $('#rs').dataTable({
    "aaData": JSON.parse(json.subscribers),
        "processing": true,
        "bPaginate": false,
        "bFilter": false,
        "bSort": false,
        "bInfo": false,
        "aoColumnDefs": [{
        "sTitle": "Code",
        "aTargets": [0],
            "mRender": function (data, type, full) {
            return '<a style="text-decoration:none;" href="#" class="abc">' + data + '</a>';
        }
    }, {
        "sTitle": "Name",
        "aTargets": [1]
    }, {
        "sTitle": "Install Location",
        "aTargets": [2]
    }],
        "aoColumns": [{
        "mData": "code"
    }, {
        "mData": "name"
    }, {
        "mData": "acctNum"
    }]
});


$('.abc').click(function () { 
   //alert($( "#abc" ).data());
    var a = $(this).text();
    alert(a);
});