{__NOLAYOUT__} 系统发生错误

:(

Undefined class constant 'MYSQL_ATTR_INIT_COMMAND'

错误位置

FILE: D:\wwwroot\shenghan\wwwroot\Ksyzthink\Library\Think\Db\Driver\Mysql.class.php 　LINE: 36

ThinkPHP3.2.3 { Fast & Simple OOP PHP Framework } -- [ WE CAN DO IT JUST THINK ]