Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DependencyInjection\Extension' not found in C:\SistemasPHP\ccp\vendor\doctrine\doctrine-migrations-bundle\DependencyInjection\DoctrineMigrationsExtension.php:28 Stack trace: #0 {main} thrown in C:\SistemasPHP\ccp\vendor\doctrine\doctrine-migrations-bundle\DependencyInjection\DoctrineMigrationsExtension.php on line 28