Fatal error: Uncaught Exception: Invalid application config. Unknown node: event. in /home/devadventistbook/public_html/vendor/magento/framework/ObjectManager/Config/Mapper/Dom.php:138 Stack trace: #0 /home/devadventistbook/public_html/vendor/magento/framework/Config/Reader/Filesystem.php(194): Magento\Framework\ObjectManager\Config\Mapper\Dom->convert(Object(DOMDocument)) #1 /home/devadventistbook/public_html/vendor/magento/framework/Config/Reader/Filesystem.php(131): Magento\Framework\Config\Reader\Filesystem->_readFiles(Object(Magento\Framework\Config\FileIterator)) #2 /home/devadventistbook/public_html/vendor/magento/framework/App/ObjectManager/ConfigLoader.php(76): Magento\Framework\Config\Reader\Filesystem->read('global') #3 /home/devadventistbook/public_html/vendor/magento/framework/App/ObjectManager/Environment/Developer.php(79): Magento\Framework\App\ObjectManager\ConfigLoader->load('global') #4 /home/devadventistbook/public_html/vendor/magento/framework/App/ObjectManagerFactory.php(191): Magento\Framework\App\ObjectManager\Environment\Developer->configureObjectManager(Object(Magento\Framework\Interception\ObjectManager\Config\Developer), Array) #5 /home/devadventistbook/public_html/vendor/magento/framework/App/Bootstrap.php(212): Magento\Framework\App\ObjectManagerFactory->create(Array) #6 /home/devadventistbook/public_html/vendor/magento/framework/App/Bootstrap.php(127): Magento\Framework\App\Bootstrap->__construct(Object(Magento\Framework\App\ObjectManagerFactory), '/home/devadvent...', Array) #7 /home/devadventistbook/public_html/pub/index.php(84): Magento\Framework\App\Bootstrap::create('/home/devadvent...', Array) #8 {main} thrown in /home/devadventistbook/public_html/vendor/magento/framework/ObjectManager/Config/Mapper/Dom.php on line 138