Exception: Warning: SessionHandler::read(): open(/usr/share/nginx/html/var/session/sess_52f8d9de91bea5dbe467ec6e5aa738fc, O_RDWR) failed: Permission denied (13) in /usr/share/nginx/html/vendor/magento/framework/Session/SaveHandler/Native.php on line 22 in /usr/share/nginx/html/vendor/magento/framework/App/ErrorHandler.php:61 Stack trace: #0 [internal function]: Magento\Framework\App\ErrorHandler->handler(2, 'SessionHandler:...', '/usr/share/ngin...', 22, Array) #1 /usr/share/nginx/html/vendor/magento/framework/Session/SaveHandler/Native.php(22): SessionHandler->read('52f8d9de91bea5d...') #2 /usr/share/nginx/html/vendor/magento/framework/Session/SaveHandler.php(80): Magento\Framework\Session\SaveHandler\Native->read('52f8d9de91bea5d...') #3 [internal function]: Magento\Framework\Session\SaveHandler->read('52f8d9de91bea5d...') #4 /usr/share/nginx/html/vendor/magento/framework/Session/SessionManager.php(206): session_start() #5 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\Session\SessionManager->start() #6 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\Session\Generic\Interceptor->___callParent('start', Array) #7 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\Session\Generic\Interceptor->Magento\Framework\Interception\{closure}() #8 /usr/share/nginx/html/generated/code/Magento/Framework/Session/Generic/Interceptor.php(52): Magento\Framework\Session\Generic\Interceptor->___callPlugins('start', Array, Array) #9 /usr/share/nginx/html/vendor/magento/framework/Session/SessionManager.php(140): Magento\Framework\Session\Generic\Interceptor->start() #10 /usr/share/nginx/html/generated/code/Magento/Framework/Session/Generic/Interceptor.php(14): Magento\Framework\Session\SessionManager->__construct(Object(Magento\Framework\App\Request\Http), Object(Magento\Framework\Session\SidResolver\Proxy), Object(Magento\Framework\Session\Config), Object(Magento\Framework\Session\SaveHandler), Object(Magento\Framework\Session\Validator), Object(Magento\Framework\Session\Storage), Object(Magento\Framework\Stdlib\Cookie\PhpCookieManager), Object(Magento\Framework\Stdlib\Cookie\CookieMetadataFactory), Object(Magento\Framework\App\State\Interceptor), NULL) #11 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(116): Magento\Framework\Session\Generic\Interceptor->__construct(Object(Magento\Framework\App\Request\Http), Object(Magento\Framework\Session\SidResolver\Proxy), Object(Magento\Framework\Session\Config), Object(Magento\Framework\Session\SaveHandler), Object(Magento\Framework\Session\Validator), Object(Magento\Framework\Session\Storage), Object(Magento\Framework\Stdlib\Cookie\PhpCookieManager), Object(Magento\Framework\Stdlib\Cookie\CookieMetadataFactory), Object(Magento\Framework\App\State\Interceptor), NULL) #12 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(108): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject('Magento\\Framewo...', Array) #13 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Framewo...') #14 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Framewo...') #15 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Custome...') #16 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Custome...') #17 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Checkou...') #18 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Checkou...') #19 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Persist...') #20 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/Factory/Compiled.php(79): Magento\Framework\ObjectManager\Factory\Compiled->get('Magento\\Persist...') #21 /usr/share/nginx/html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Persist...') #22 /usr/share/nginx/html/vendor/magento/framework/Interception/PluginList/PluginList.php(250): Magento\Framework\ObjectManager\ObjectManager->get('Magento\\Persist...') #23 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(119): Magento\Framework\Interception\PluginList\PluginList->getPlugin('Magento\\Framewo...', 'persistent_page...') #24 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Context\Interceptor->Magento\Framework\Interception\{closure}() #25 /usr/share/nginx/html/generated/code/Magento/Framework/App/Http/Context/Interceptor.php(26): Magento\Framework\App\Http\Context\Interceptor->___callPlugins('getVaryString', Array, Array) #26 /usr/share/nginx/html/vendor/magento/framework/App/Response/Http.php(102): Magento\Framework\App\Http\Context\Interceptor->getVaryString() #27 /usr/share/nginx/html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(37): Magento\Framework\App\Response\Http->sendVary() #28 /usr/share/nginx/html/vendor/magento/module-page-cache/Model/App/Response/HttpPlugin.php(25): Magento\Framework\App\Response\Http\Interceptor->sendVary() #29 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\PageCache\Model\App\Response\HttpPlugin->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor)) #30 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}() #31 /usr/share/nginx/html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(117): Magento\Framework\App\Response\Http\Interceptor->___callPlugins('sendResponse', Array, Array) #32 /usr/share/nginx/html/vendor/magento/framework/App/Http.php(186): Magento\Framework\App\Response\Http\Interceptor->sendResponse() #33 /usr/share/nginx/html/vendor/magento/framework/App/Http.php(157): Magento\Framework\App\Http->handleDeveloperMode(Object(Magento\Framework\App\Bootstrap), Object(Exception)) #34 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException(Object(Magento\Framework\App\Bootstrap), Object(Exception)) #35 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent('catchException', Array) #36 /usr/share/nginx/html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}(Object(Magento\Framework\App\Bootstrap), Object(Exception)) #37 /usr/share/nginx/html/generated/code/Magento/Framework/App/Http/Interceptor.php(39): Magento\Framework\App\Http\Interceptor->___callPlugins('catchException', Array, Array) #38 /usr/share/nginx/html/vendor/magento/framework/App/Bootstrap.php(264): Magento\Framework\App\Http\Interceptor->catchException(Object(Magento\Framework\App\Bootstrap), Object(Exception)) #39 /usr/share/nginx/html/pub/index.php(40): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor)) #40 {main}