Fatal error: Uncaught Error: Class 'Symfony\Component\DomCrawler\Crawler' not found in /domains/howetools.co.uk/___build/releases/1624258068/app/code/Howetools/LinkPreload/Plugin/ResponsePlugin.php:213 Stack trace: #0 /domains/howetools.co.uk/___build/releases/1624258068/app/code/Howetools/LinkPreload/Plugin/ResponsePlugin.php(101): Howetools\LinkPreload\Plugin\ResponsePlugin->addLinkHeadersForMerged(Object(Magento\Framework\App\Response\Http\Interceptor)) #1 /domains/howetools.co.uk/___build/releases/1624258068/vendor/magento/framework/Interception/Interceptor.php(121): Howetools\LinkPreload\Plugin\ResponsePlugin->beforeSendResponse(Object(Magento\Framework\App\Response\Http\Interceptor)) #2 /domains/howetools.co.uk/___build/releases/1624258068/vendor/magento/framework/Interception/Interceptor.php(153): Magento\Framework\App\Response\Http\Interceptor->Magento\Framework\Interception\{closure}() #3 /domains/howetools.co.uk/___build/releases/1624258068/generated/code/Magento/Framework/App/Response/Http/Interceptor.php(26): in /domains/howetools.co.uk/___build/releases/1624258068/app/code/Howetools/LinkPreload/Plugin/ResponsePlugin.php on line 213