Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DataCollector\DataCollector' not found in /var/www/drupal/sites/energiatalgud/vendor/symfony/validator/DataCollector/ValidatorDataCollector.php:30 Stack trace: #0 {main} thrown in /var/www/drupal/sites/energiatalgud/vendor/symfony/validator/DataCollector/ValidatorDataCollector.php on line 30