问题如图，织梦DEDE CMS安装后无法进入后台，显示空白，调出错误日志后显示如下，求解

Notice: Constant DEDEADMIN already defined in G:\Apache2.4\htdocs\1\include\common.inc.php on line 4

Notice: Use of undefined constant DEDEINC - assumed 'DEDEINC' in G:\Apache2.4\htdocs\1\include\common.inc.php on line 5

Deprecated: Function ereg_replace() is deprecated in G:\Apache2.4\htdocs\1\include\common.inc.php on line 5

Deprecated: Function eregi() is deprecated in G:\Apache2.4\htdocs\1\include\common.inc.php on line 79

Warning: require_once(/data/config.cache.inc.php): failed to open stream: No such file or directory in G:\Apache2.4\htdocs\1\include\common.inc.php on line 99

Fatal error: require_once(): Failed opening required '/data/config.cache.inc.php' (include_path='.;C:\php\pear') in G:\Apache2.4\htdocs\1\include\common.inc.php on line 99

联系方式 QQ1776221173

这种做法会很纠结的，即使不出错到时候路径问题都够忙活了。
要么装在根目录，要么绑定hosts开多目录。