controller里面：

 [HttpPost, SafePermission(SecurityAction.Demand, Model = (int SystemModel.Projectdeclare, Authorizations = (int)Authorization.ReadItem)]
        public ActionResult Index(int page, int rows, string sort, string order ,string State)
        {
            Paginated<RoleModels> _paginated = new Paginated<RoleModels>
              (
                      Repository.GetListRoles(sort, order),
                      page,
                      rows
              );
            return Json(_paginated);
        }

Index里面：

   $(document).ready(function() {
            $('#RoleModels').datagrid({
                url: '/Setting/Role/Index/',
                sortName: 'Name',  
                sortOrder: 'desc',
                idField: 'ID',
                pageSize: 10,
                frozenColumns: [[
                { field: 'Name', title: '角色名称', width: 150 }
    ]],
                columns: [[

                    { field: 'RoleKind', title: '角色类型', width: 320, align: 'center' },
     { field: 'Description', title: '角色描述', width: 100, align: 'center', sortable: true }

    ]],
                nowrap: true,
                striped: true,
                border: false,
                pagination: true,
                rownumbers: true,
                singleSelect: true,
                height: document.documentElement.clientHeight - 35,
                width: document.documentElement.clientWidth
            });
        });

我的数据库已经存在记录 我想在页面显示  这哪里错了  页面就是不显示啊