Notice: include(): read of 1716 bytes failed with errno=12 Cannot allocate memory in /var/www/webroot/ROOT/vendor/composer/ClassLoader.php on line 444

Warning: include(): Failed opening '/var/www/webroot/ROOT/vendor/composer/../magento/framework/Event/Config/Reader.php' for inclusion (include_path='/var/www/webroot/ROOT/generated/code:/var/www/webroot/ROOT/generated/code:/var/www/webroot/ROOT/vendor/magento/zendframework1/library:.:/usr/share/pear') in /var/www/webroot/ROOT/vendor/composer/ClassLoader.php on line 444

Fatal error: Uncaught Error: Class 'Magento\Framework\Event\Config\Reader' not found in /var/www/webroot/ROOT/generated/code/Magento/Framework/Event/Config/Reader/Proxy.php:7 Stack trace: #0 /var/www/webroot/ROOT/vendor/composer/ClassLoader.php(444): include() #1 /var/www/webroot/ROOT/vendor/composer/ClassLoader.php(322): Composer\Autoload\includeFile('/var/www/webroo...') #2 [internal function]: Composer\Autoload\ClassLoader->loadClass('Magento\\Framewo...') #3 /var/www/webroot/ROOT/vendor/magento/framework/ObjectManager/Factory/AbstractFactory.php(121): spl_autoload_call('Magento\\Framewo...') #4 /var/www/webroot/ROOT/vendor/magento/framework/ObjectManager/Factory/Compiled.php(108): Magento\Framework\ObjectManager\Factory\AbstractFactory->createObject('Magento\\Framewo...', Array) #5 /var/www/webroot/ROOT/vendor/magento/framework/ObjectManager/Factory/Compiled.php(150): Magento\Framework\ObjectManager\Factory\Compiled->create('Magento\\Framewo...') #6 /var/www/webroot/ROOT/vendor/magento/framework/ObjectManager/Factory/ in /var/www/webroot/ROOT/generated/code/Magento/Framework/Event/Config/Reader/Proxy.php on line 7