Fatal error: Uncaught Error: Interface 'Symfony\Component\DependencyInjection\ContainerInterface' not found in /www/htdocs/w01b1466/anlagenmeisterei/vendor/symfony/dependency-injection/ResettableContainerInterface.php:21 Stack trace: #0 /www/htdocs/w01b1466/anlagenmeisterei/vendor/composer/ClassLoader.php(576): include() #1 /www/htdocs/w01b1466/anlagenmeisterei/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}('/www/htdocs/w01...') #2 [internal function]: Composer\Autoload\ClassLoader->loadClass('Symfony\\Compone...') #3 /www/htdocs/w01b1466/anlagenmeisterei/vendor/symfony/dependency-injection/Container.php(40): spl_autoload_call('Symfony\\Compone...') #4 /www/htdocs/w01b1466/anlagenmeisterei/vendor/composer/ClassLoader.php(576): include('/www/htdocs/w01...') #5 /www/htdocs/w01b1466/anlagenmeisterei/vendor/composer/ClassLoader.php(427): Composer\Autoload\{closure}('/www/htdocs/w01...') #6 [internal function]: Composer\Autoload\ClassLoader->loadClass('Symfony\\Compone...') #7 /www/htdocs/w01b1466/anlagenmei in /www/htdocs/w01b1466/anlagenmeisterei/vendor/symfony/dependency-injection/ResettableContainerInterface.php on line 21