application error------message: can't connect master database: the mysqli extension is required for this adapter but the extension is not loaded------build: 3.1.3 20150706php version: 5.3.29user agent: mozilla/5.0 (windows nt 6.1; wow64) applewebkit/537.36 (khtml, like gecko) chrome/41.0.2272.118 safari/537.36------exception 'zend_exception' with message 'can't connect master database: the mysqli extension is required for this adapter but the extension is not loaded' in /www/web/seozf/public_html/zhifou/system/core/db.php:45stack trace:#0 /www/web/seozf/public_html/zhifou/system/functions.inc.php(536): core_db->__construct()#1 /www/web/seozf/public_html/zhifou/system/aws_app.inc.php(114): load_class('core_db')#2 /www/web/seozf/public_html/zhifou/system/aws_app.inc.php(55): aws_app::init()#3 /www/web/seozf/public_html/zhifou/index.php(23): aws_app::run()#4 {main}

在wecenter社区没找到人能解决这个问题求解什么原因啊
我对wecenter 不熟
回复内容：
application error------message: can't connect master database: the mysqli extension is required for this adapter but the extension is not loaded------build: 3.1.3 20150706php version: 5.3.29user agent: mozilla/5.0 (windows nt 6.1; wow64) applewebkit/537.36 (khtml, like gecko) chrome/41.0.2272.118 safari/537.36------exception 'zend_exception' with message 'can't connect master database: the mysqli extension is required for this adapter but the extension is not loaded' in /www/web/seozf/public_html/zhifou/system/core/db.php:45stack trace:#0 /www/web/seozf/public_html/zhifou/system/functions.inc.php(536): core_db->__construct()#1 /www/web/seozf/public_html/zhifou/system/aws_app.inc.php(114): load_class('core_db')#2 /www/web/seozf/public_html/zhifou/system/aws_app.inc.php(55): aws_app::init()#3 /www/web/seozf/public_html/zhifou/index.php(23): aws_app::run()#4 {main}

在wecenter社区没找到人能解决这个问题求解什么原因啊
我对wecenter 不熟
需要 mysqli 扩展，你升级之后的 php 没有安装或者打开这个扩展