Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DataCollector\DataCollector' not found in /home/clapsabo/test/vendor/symfony/form/Extension/DataCollector/FormDataCollector.php:31 Stack trace: #0 {main} thrown in /home/clapsabo/test/vendor/symfony/form/Extension/DataCollector/FormDataCollector.php on line 31