用户登陆不上去已解决悬赏5积分

在局域网内，管理员创建了新用户，新用户访问登陆进去，日志：<?php
 die();
?>

09:16:36 ERROR:  in E:\xampp\zentao\framework\base\router.class.php on line 2145, last called by E:\xampp\zentao\framework\base\router.class.php on line 2103 through function connectByPDO.
 in E:\xampp\zentao\framework\base\router.class.php on line 2196 when visiting

09:17:15 ERROR: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: YES) in E:\xampp\zentao\framework\base\router.class.php on line 2145, last called by E:\xampp\zentao\framework\base\router.class.php on line 2103 through function connectByPDO.
 in E:\xampp\zentao\framework\base\router.class.php on line 2196 when visiting

访问受限怎么回事？