:(
无法加载数据库驱动: Think\Db\Driver\Mysql
错误位置
FILE: /vagrant/wwwroot/wang/ThinkPHP/Library/Think/Db.class.php 　LINE: 42
TRACE
#0 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/Db.class.php(42): E('???????????????...')
#1 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/Model.class.php(1443): Think\Db::getInstance('')
#2 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/Model.class.php(97): Think\Model->db(0, '', true)
#3 /vagrant/wwwroot/wang/ThinkPHP/Common/functions.php(621): Think\Model->__construct('users', '', '')
#4 /vagrant/wwwroot/wang/Application/Admin/Controller/PublicController.class.php(14): M('users')
#5 [internal function]: Admin\Controller\PublicController->login_()
#6 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/App.class.php(173): ReflectionMethod->invoke(object(Admin\Controller\PublicController))
#7 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/App.class.php(110): Think\App::invokeAction(object(Admin\Controller\PublicController), 'login_')
#8 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/App.class.php(206): Think\App::exec()
#9 /vagrant/wwwroot/wang/ThinkPHP/Library/Think/Think.class.php(120): Think\App::run()
#10 /vagrant/wwwroot/wang/ThinkPHP/ThinkPHP.php(97): Think\Think::start()
#11 /vagrant/wwwroot/wang/index.php(24): require('/vagrant/wwwroo...')
#12 {main}

配置了DB_TYPE