我安装了一个Uploader出现的问题请求帮助
http://upload.upplay.com/
Notice: Only variable references should be returned by reference in E:\website\uploader\includes\users.class.php on line 468
Notice: Only variable references should be returned by reference in E:\website\uploader\includes\template.class.php on line 43
为什么会出现这两个错误?