Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2003] Can't connect to MySQL server on '127.0.0.1' (111) in /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Connection.php:687 Stack trace: #0 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Connection.php(687): PDO->__construct('mysql:host=127....', 'gydwrzkn_uazsf', 'A=o[jumezsBj', NULL) #1 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Connection.php(613): yii\db\Connection->createPdoInstance() #2 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Connection.php(996): yii\db\Connection->open() #3 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Connection.php(983): yii\db\Connection->getMasterPdo() #4 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Command.php(253): yii\db\Connection->getSlavePdo() #5 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Command.php(1143): yii\db\Command->prepare(true) #6 /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Command.php(399): yii\db\Command->queryInternal('fetchAll', NULL) #7 /hostimul/gydwrzkn/azsf.az/common/config in /hostimul/gydwrzkn/azsf.az/vendor/yiisoft/yii2/db/Connection.php on line 624