Fatal error: Uncaught Error: Interface "Symfony\Component\Serializer\SerializerInterface" not found in /home8/xmeta/xmt.xmeta.ro/kimai2/vendor/symfony/serializer/Serializer.php:47 Stack trace: #0 {main} thrown in /home8/xmeta/xmt.xmeta.ro/kimai2/vendor/symfony/serializer/Serializer.php on line 47