Fatal error: Uncaught Error: Class "Symfony\Component\Form\ButtonBuilder" not found in /home8/xmeta/xmt.xmeta.ro/kimai2/vendor/symfony/form/SubmitButtonBuilder.php:19 Stack trace: #0 {main} thrown in /home8/xmeta/xmt.xmeta.ro/kimai2/vendor/symfony/form/SubmitButtonBuilder.php on line 19