Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in /home/fotonoma/public_html/wallabag/vendor/php-http/httplug-bundle/src/Collector/Collector.php:22 Stack trace: #0 {main} thrown in /home/fotonoma/public_html/wallabag/vendor/php-http/httplug-bundle/src/Collector/Collector.php on line 22