出错啦！
出错文件：root/conn.php
出错行数：16
错误信息：session_start() [function.session-start]: open(E:\soft\phpStudy-for-iis\tmp\tmp\sess_7jrb5fj0vgmgktap05n9eick91, O_RDWR) failed: No such file or directory (2)
错误级别：2