Fatal error: Uncaught exception 'Exception' with message 'Invalid type of qualifier given' in D:\wwwroot\heshuofeng\wwwroot\application\godlib\dao.php:22 Stack trace: #0 D:\wwwroot\heshuofeng\wwwroot\application\modules\cn\goodsModule.php(16): dao->__construct('') #1 [internal function]: goodsModule->lists(Array) #2 D:\wwwroot\heshuofeng\wwwroot\application\godlib\controller.php(152): call_user_func_array(Array, Array) #3 D:\wwwroot\heshuofeng\wwwroot\index.php(20): controller->route() #4 {main} thrown in D:\wwwroot\heshuofeng\wwwroot\application\godlib\dao.php on line 22