Fatal error: Uncaught RuntimeException: Extension DOM is required. in /home/u867361581/domains/100000volts.com/public_html/vendor/symfony/symfony/src/Symfony/Component/Config/Util/XmlUtils.php:50 Stack trace: #0 /home/u867361581/domains/100000volts.com/public_html/vendor/symfony/symfony/src/Symfony/Component/Config/Util/XmlUtils.php(131): Symfony\Component\Config\Util\XmlUtils::parse('<?xml version="...', Array) #1 /home/u867361581/domains/100000volts.com/public_html/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php(379): Symfony\Component\Config\Util\XmlUtils::loadFile('/home/u86736158...', Array) #2 /home/u867361581/domains/100000volts.com/public_html/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Loader/XmlFileLoader.php(44): Symfony\Component\DependencyInjection\Loader\XmlFileLoader->parseFileToDOM('/home/u86736158...') #3 /home/u867361581/domains/100000volts.com/public_html/vendor/doctrine/doctrine-cache-bundle/DependencyInjection/SymfonyBridgeAdapter.php(52): in /home/u867361581/domains/100000volts.com/public_html/vendor/symfony/symfony/src/Symfony/Component/Config/Util/XmlUtils.php on line 50