Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\Extension" not found in I:\www\picman\vendor\symfony\doctrine-bridge\DependencyInjection\AbstractDoctrineExtension.php:25 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\doctrine-bridge\DependencyInjection\AbstractDoctrineExtension.php on line 25