Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface" not found in /home/palabrebel/www/kimai/src/DependencyInjection/Compiler/WidgetCompilerPass.php:21 Stack trace: #0 {main} thrown in /home/palabrebel/www/kimai/src/DependencyInjection/Compiler/WidgetCompilerPass.php on line 21