Ошибка: dwr.engine._execute is not a function
Источник: https://localhost: 8443 /xxx/dwr/interface/MyAction.js
Строка:  19 

    <script type="text/javascript" src="/xxx/dwr/interface/MyAction.js" charset="utf-8"></script>

 <a id="okButton" href="#" class="button yesBW button_24"
                               onclick="myfunc();">Resend
                                activation instructions<span></span></a>

<script>
    function myfunc() {
        MyAction.mymethod(${userId});
        tb_close();
    }

</script>