无法获取属性“*”的值: 对象为null或未定义（IE9、IE10）

Question

错误提示：SCRIPT5007: 无法获取属性“fileTreeNodeClickHandler”的值: 对象为 null 或未定义 tree.js, 行134 字符3

                <div class="filetype-main w220 h192 sucais">
                       <ul id="fileTreeIn" type="Tree"  
                                    data-url="/core/tree/asyncTree.do" 
                                    data-where="{{where}}"
                                    data-bean-id="com.ourchem.ipman.biz.common.procedure.service.treeService"
                                    data-request-params=""
                                    data-children-url="/biz/common/procedure/getInterfileDirectChildren.do?fmarkCode=IN" 
                                    data-clickHandler="fileTreeNodeClickHandler"></ul>
                 </div>
                <div class="filetype-shade shade-bottom pa"></div>
            </div>
            <span class="direction fl w40 h192"></span>
            <div class="filetype-right pr fr ">
                <div class="filetype-shade shade-top pa"></div>
                <div class="filetype-main w220 h192 sucais ">
                    <ul class="filetype-right-ul"> 
                    </ul>
                </div>
                <div class="filetype-shade shade-bottom pa"></div>
            </div>

 $(document).on('init.tree.api', 'ul[type $= "Tree"]', function(){

        var tree = $(this);

        var options = { //提示错误的，行134
            treeId: tree.attr('id'),
            url: getRootPath() + '/core/tree/asyncTree.do',
            param: {
                rootKeyValue: tree.attr('data-root-key-value'),
                where: tree.attr('data-where'),
                requestParams: tree.attr('data-request-params'),
                treeServiceBeanId: tree.attr('data-bean-id')
            },
            callback: {
                onClick: TreeCallback['' + tree.attr('data-clickHandler')]
            },
            treeCallback: {
                onFinished: TreeCallback['' + tree.attr('data-finishHandler')]
            }

        };


        var setting = $.extend(true, {}, defaults, options);

        tree.attr('class', 'ztree');


        var $treeContainer =  $('#' + setting.treeId);

        $.get(setting.url, setting.param)
         .done(function(data, textStatus, jqXHR){
             setting.nodes = data;
             Tree($treeContainer, setting);
         })
         .fail(function(jqXHR, textStatus, errorThrown) {
             $treeContainer.empty().append('<li>没有数据</li>');
         });

    });

Answer 1

fileTreeNodeClickHandler函数没有定义吧。。如果定义过要放到window作用域下，作为全局函数