Fatal error: Uncaught Error: Class "Symfony\Component\Config\Loader\Loader" not found in /home/teranbyt/public_html/invoice/vendor/symfony/assetic-bundle/Routing/AsseticLoader.php:39 Stack trace: #0 {main} thrown in /home/teranbyt/public_html/invoice/vendor/symfony/assetic-bundle/Routing/AsseticLoader.php on line 39