Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in /home/gingerbrup/urban/vendor/liip/imagine-bundle/DependencyInjection/LiipImagineExtension.php:14 Stack trace: #0 {main} thrown in /home/gingerbrup/urban/vendor/liip/imagine-bundle/DependencyInjection/LiipImagineExtension.php on line 14