打开页面一片空白已解决悬赏10积分

打开页面一片空白，

把my.php里面的DEbug改ture，刷新浏览器报下面信息

ERROR: SQLSTATE[28000] [1045] Access denied for user 'root'@'localhost' (using password: NO) in C:\xampp\zentao\framework\router.class.php on line 1530, last called by C:\xampp\zentao\framework\router.class.php on 1492 through function connectByPDO.