UnexpectedValueException: The stream or file "/home/mechani/public_html//var/log/system.log" could not be opened: failed to open stream: No space left on device in /home/mechani/public_html/vendor/monolog/monolog/src/Monolog/Handler/StreamHandler.php:108 Stack trace: #0 /home/mechani/public_html/vendor/magento/framework/Logger/Handler/Base.php(88): Monolog\Handler\StreamHandler->write(Array) #1 /home/mechani/public_html/vendor/magento/framework/Logger/Handler/System.php(62): Magento\Framework\Logger\Handler\Base->write(Array) #2 /home/mechani/public_html/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(39): Magento\Framework\Logger\Handler\System->write(Array) #3 /home/mechani/public_html/vendor/monolog/monolog/src/Monolog/Logger.php(344): Monolog\Handler\AbstractProcessingHandler->handle(Array) #4 /home/mechani/public_html/vendor/magento/framework/Logger/Monolog.php(48): Monolog\Logger->addRecord(400, 'Warning: Sessio...', Array) #5 /home/mechani/public_html/vendor/monolog/monolog/src/Monolog/Logger.php(712): Magento\Framework\Logger\Monolog->addRecord(400, 'Warning: Sessio...', Array) #6 /home/mechani/public_html/vendor/magento/framework/App/Bootstrap.php(266): Monolog\Logger->error('Warning: Sessio...') #7 /home/mechani/public_html/index.php(39): Magento\Framework\App\Bootstrap->run(Object(Magento\Framework\App\Http\Interceptor)) #8 {main}