Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Extension\ExtensionInterface" not found in /home/sourceex/public_html/pm/vendor/symfony/dependency-injection/Extension/Extension.php:27
Stack trace:
#0 {main}
thrown in /home/sourceex/public_html/pm/vendor/symfony/dependency-injection/Extension/Extension.php on line 27