织梦安装完之后，后台空白的解决办法

原因是织梦CMS用了session_register，php5.4移除了这个函数，版本里说明，继续使用该函数会产生错误。

查include/userlogin.class.php里面的keepuser()函数，
把@session_register 全部改写，虽然不知道这个@是什么意思

把@session_register($this->keepUserIDTag); 注释掉，然后改为
if (!isset($_SESSION[$this->keepUserIDTag]))

全部有6个。
如下：

if (!isset($_SESSION[$this->keepUserIDTag]))

//@session_register($this->keepUserIDTag);

$_SESSION[$this->keepUserIDTag] = $this->userID;

if (!isset($_SESSION[$this->keepUserTypeTag]))

//@session_register($this->keepUserTypeTag);

$_SESSION[$this->keepUserTypeTag] = $this->userType;

if (!isset($_SESSION[$this->keepUserChannelTag]))

//@session_register($this->keepUserChannelTag);

$_SESSION[$this->keepUserChannelTag] = $this->userChannel;

if (!isset($_SESSION[$this->keepUserNameTag]))

//@session_register($this->keepUserNameTag);

$_SESSION[$this->keepUserNameTag] = $this->userName;

if (!isset($_SESSION[$this->keepUserPurviewTag]))

//@session_register($this->keepUserPurviewTag);

$_SESSION[$this->keepUserPurviewTag] = $this->userPurview;

if (!isset($_SESSION[$this->keepAdminStyleTag]))

//@session_register($this->keepAdminStyleTag);

$_SESSION[$this->keepAdminStyleTag] = $adminstyle;

然后就可以登入后台了。

倾听内心，思量自我，PeterShi的博客