#0 /app/vendor/yiisoft/yii2/db/Connection.php(1074): yii\db\Connection->open()
#1 /app/vendor/yiisoft/yii2/db/Connection.php(1061): yii\db\Connection->getMasterPdo()
#2 /app/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(401): yii\db\Connection->getSlavePdo(true)
#3 /app/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(425): yii\db\mysql\QueryBuilder->supportsFractionalSeconds()
#4 /app/vendor/yiisoft/yii2/db/mysql/QueryBuilder.php(58): yii\db\mysql\QueryBuilder->defaultTimeTypeMap()
#5 /app/vendor/yiisoft/yii2/base/BaseObject.php(112): yii\db\mysql\QueryBuilder->init()
#6 /app/vendor/yiisoft/yii2/db/QueryBuilder.php(118): yii\base\BaseObject->__construct(Array)
#7 [internal function]: yii\db\QueryBuilder->__construct(Object(yii\db\Connection), Array)
#8 /app/vendor/yiisoft/yii2/di/Container.php(432): ReflectionClass->newInstanceArgs(Array)
#9 /app/vendor/yiisoft/yii2/di/Container.php(180): yii\di\Container->build('yii\\db\\mysql\\Qu...', Array, Array)
#10 /app/vendor/yiisoft/yii2/BaseYii.php(360): yii\di\Container->get('yii\\db\\mysql\\Qu...', Array)
#11 /app/vendor/yiisoft/yii2/db/mysql/Schema.php(265): yii\BaseYii::createObject('yii\\db\\mysql\\Qu...', Array)
#12 /app/vendor/yiisoft/yii2/db/Schema.php(254): yii\db\mysql\Schema->createQueryBuilder()
#13 /app/vendor/yiisoft/yii2/db/Connection.php(891): yii\db\Schema->getQueryBuilder()
#14 /app/vendor/yiisoft/yii2/db/Query.php(157): yii\db\Connection->getQueryBuilder()
#15 /app/vendor/yiisoft/yii2/db/Query.php(304): yii\db\Query->createCommand(Object(yii\db\Connection))
#16 /app/vendor/yiisoft/yii2/web/DbSession.php(185): yii\db\Query->scalar(Object(yii\db\Connection))
#17 /app/vendor/yiisoft/yii2/web/SessionHandler.php(70): yii\web\DbSession->readSession('443f3a86a1e766c...')
#18 [internal function]: yii\web\SessionHandler->read('443f3a86a1e766c...')
#19 /app/vendor/yiisoft/yii2/web/Session.php(155): session_start()
#20 /app/vendor/yiisoft/yii2/web/Session.php(710): yii\web\Session->open()
#21 /app/components/AppInit.php(26): yii\web\Session->get('lang', 'ar')
#22 [internal function]: app\components\AppInit::appInitStatic(Object(yii\base\Event))
#23 /app/vendor/yiisoft/yii2/base/Component.php(653): call_user_func(Array, Object(yii\base\Event))
#24 /app/vendor/yiisoft/yii2/base/Application.php(388): yii\base\Component->trigger('beforeRequest')
#25 /app/web/index.php(14): yii\base\Application->run()
#26 {main}