Exception: Warning: SessionHandler::read(): open(/home/cityunbox/tmp/sess_uek5rm66i04t1mgsjofa8csqff, O_RDWR) failed: No space left on device (28) in /home/cityunbox/public_html/vendor/magento/framework/Session/SaveHandler/Native.php on line 22 in /home/cityunbox/public_html/vendor/magento/framework/App/ErrorHandler.php:61
Stack trace:
#0 [internal function]: Magento\Framework\App\ErrorHandler->handler()
#1 /home/cityunbox/public_html/vendor/magento/framework/Session/SaveHandler/Native.php(22): SessionHandler->read()
#2 /home/cityunbox/public_html/vendor/magento/framework/Session/SaveHandler.php(139): Magento\Framework\Session\SaveHandler\Native->read()
#3 /home/cityunbox/public_html/vendor/magento/framework/Session/SaveHandler.php(84): Magento\Framework\Session\SaveHandler->callSafely()
#4 [internal function]: Magento\Framework\Session\SaveHandler->read()
#5 /home/cityunbox/public_html/vendor/magento/framework/Session/SessionManager.php(204): session_start()
#6 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\Session\SessionManager->start()
#7 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\Session\Generic\Interceptor->___callParent()
#8 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\Session\Generic\Interceptor->Magento\Framework\Interception\{closure}()
#9 /home/cityunbox/public_html/generated/code/Magento/Framework/Session/Generic/Interceptor.php(52): Magento\Framework\Session\Generic\Interceptor->___callPlugins()
#10 /home/cityunbox/public_html/vendor/magento/framework/Session/SessionManager.php(141): Magento\Framework\Session\Generic\Interceptor->start()
#11 /home/cityunbox/public_html/generated/code/Magento/Framework/Session/Generic/Interceptor.php(14): Magento\Framework\Session\SessionManager->__construct()
#12 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(121): Magento\Framework\Session\Generic\Interceptor->__construct()
#13 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(66): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject()
#14 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create()
#15 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(167): Magento\Framework\ObjectManager\ObjectManager->get()
#16 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(273): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgument()
#17 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(236): Magento\Framework\ObjectManager\Factory\AbstractFactory->getResolvedArgument()
#18 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(34): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgumentsInRuntime()
#19 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(59): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->_resolveArguments()
#20 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create()
#21 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(167): Magento\Framework\ObjectManager\ObjectManager->get()
#22 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(273): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgument()
#23 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(236): Magento\Framework\ObjectManager\Factory\AbstractFactory->getResolvedArgument()
#24 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(34): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgumentsInRuntime()
#25 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(59): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->_resolveArguments()
#26 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create()
#27 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(167): Magento\Framework\ObjectManager\ObjectManager->get()
#28 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(273): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgument()
#29 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(236): Magento\Framework\ObjectManager\Factory\AbstractFactory->getResolvedArgument()
#30 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(34): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgumentsInRuntime()
#31 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(59): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->_resolveArguments()
#32 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create()
#33 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(167): Magento\Framework\ObjectManager\ObjectManager->get()
#34 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(273): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgument()
#35 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(236): Magento\Framework\ObjectManager\Factory\AbstractFactory->getResolvedArgument()
#36 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(34): Magento\Framework\ObjectManager\Factory\AbstractFactory->resolveArgumentsInRuntime()
#37 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/Factory/Dynamic/Developer.php(59): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->_resolveArguments()
#38 /home/cityunbox/public_html/vendor/magento/framework/ObjectManager/ObjectManager.php(70): Magento\Framework\ObjectManager\Factory\Dynamic\Developer->create()
#39 /home/cityunbox/public_html/vendor/magento/framework/Interception/PluginList/PluginList.php(250): Magento\Framework\ObjectManager\ObjectManager->get()
#40 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(119): Magento\Framework\Interception\PluginList\PluginList->getPlugin()
#41 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Context\Interceptor->Magento\Framework\Interception\{closure}()
#42 /home/cityunbox/public_html/generated/code/Magento/Framework/App/Http/Context/Interceptor.php(78): Magento\Framework\App\Http\Context\Interceptor->___callPlugins()
#43 /home/cityunbox/public_html/vendor/magento/framework/App/Response/Http.php(108): Magento\Framework\App\Http\Context\Interceptor->getVaryString()
#44 /home/cityunbox/public_html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(37): Magento\Framework\App\Response\Http->sendVary()
#45 /home/cityunbox/public_html/vendor/magento/module-page-cache/Model/App/Response/HttpPlugin.php(29): Magento\Framework\App\Response\Http\Interceptor->sendVary()
#46 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(121): Magento\PageCache\Model\App\Response\HttpPlugin->beforeSendResponse()
#47 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}()
#48 /home/cityunbox/public_html/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(117): Magento\Framework\App\Response\Http\Interceptor->___callPlugins()
#49 /home/cityunbox/public_html/vendor/magento/framework/App/ExceptionHandler.php(103): Magento\Framework\App\Response\Http\Interceptor->sendResponse()
#50 /home/cityunbox/public_html/vendor/magento/framework/App/ExceptionHandler.php(70): Magento\Framework\App\ExceptionHandler->handleDeveloperMode()
#51 /home/cityunbox/public_html/vendor/magento/framework/App/Http.php(156): Magento\Framework\App\ExceptionHandler->handle()
#52 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(58): Magento\Framework\App\Http->catchException()
#53 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(138): Magento\Framework\App\Http\Interceptor->___callParent()
#54 /home/cityunbox/public_html/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Http\Interceptor->Magento\Framework\Interception\{closure}()
#55 /home/cityunbox/public_html/generated/code/Magento/Framework/App/Http/Interceptor.php(39): Magento\Framework\App\Http\Interceptor->___callPlugins()
#56 /home/cityunbox/public_html/vendor/magento/framework/App/Bootstrap.php(269): Magento\Framework\App\Http\Interceptor->catchException()
#57 /home/cityunbox/public_html/pub/index.php(40): Magento\Framework\App\Bootstrap->run()
#58 {main}