Biểu Hiện Vong Nhập Và Các Phương Pháp Trục Vong (phần I)

exception 'PDOException' with message 'SQLSTATE[HY000] [2002] Connection refused' in /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php:660 Stack trace: #0 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php(660): PDO->__construct('mysql:host=loca...', 'root', 'mot23bon', NULL) #1 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php(586): yii\db\Connection->createPdoInstance() #2 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php(943): yii\db\Connection->open() #3 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php(930): yii\db\Connection->getMasterPdo() #4 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Command.php(243): yii\db\Connection->getSlavePdo() #5 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Command.php(1062): yii\db\Command->prepare(true) #6 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Command.php(386): yii\db\Command->queryInternal('fetchAll', NULL) #7 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Query.php(217): yii\db\Command->queryAll() #8 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/ActiveQuery.php(133): yii\db\Query->all(NULL) #9 /home/ngocson/public_html/ngocson_new_2/common/models/News.php(89): yii\db\ActiveQuery->all() #10 /home/ngocson/public_html/ngocson_new_2/frontend/controllers/NewsController.php(38): common\models\News->getTopNews() #11 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/base/Controller.php(155): frontend\controllers\NewsController->beforeAction(Object(yii\base\InlineAction)) #12 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/base/Module.php(528): yii\base\Controller->runAction('', Array) #13 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction('news', Array) #14 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest(Object(yii\web\Request)) #15 /home/ngocson/public_html/ngocson_new_2/frontend/web/index.php(18): yii\base\Application->run() #16 {main} Next exception 'yii\db\Exception' with message 'SQLSTATE[HY000] [2002] Connection refused' in /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php:597 Stack trace: #0 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php(943): yii\db\Connection->open() #1 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Connection.php(930): yii\db\Connection->getMasterPdo() #2 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Command.php(243): yii\db\Connection->getSlavePdo() #3 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Command.php(1062): yii\db\Command->prepare(true) #4 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Command.php(386): yii\db\Command->queryInternal('fetchAll', NULL) #5 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/Query.php(217): yii\db\Command->queryAll() #6 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/db/ActiveQuery.php(133): yii\db\Query->all(NULL) #7 /home/ngocson/public_html/ngocson_new_2/common/models/News.php(89): yii\db\ActiveQuery->all() #8 /home/ngocson/public_html/ngocson_new_2/frontend/controllers/NewsController.php(38): common\models\News->getTopNews() #9 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/base/Controller.php(155): frontend\controllers\NewsController->beforeAction(Object(yii\base\InlineAction)) #10 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/base/Module.php(528): yii\base\Controller->runAction('', Array) #11 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/web/Application.php(103): yii\base\Module->runAction('news', Array) #12 /home/ngocson/public_html/ngocson_new_2/vendor/yiisoft/yii2/base/Application.php(386): yii\web\Application->handleRequest(Object(yii\web\Request)) #13 /home/ngocson/public_html/ngocson_new_2/frontend/web/index.php(18): yii\base\Application->run() #14 {main} Additional Information: Copied!