Fatal error: Uncaught Error: Interface 'Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface' not found in /home/eberhardschwarze/public_html/vendor/contao-bootstrap/core/src/DependencyInjection/ConfigPass.php:29 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/contao-bootstrap/core/src/DependencyInjection/ConfigPass.php on line 29