diff --git a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php index 9d46e259fd26..d1a3cfbdd5cd 100644 --- a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php +++ b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php @@ -1983,7 +1983,7 @@ private function registerCacheConfiguration(array $config, ContainerBuilder $con if (!$container->getParameter('kernel.debug')) { $propertyAccessDefinition->setFactory([PropertyAccessor::class, 'createCache']); - $propertyAccessDefinition->setArguments([null, 0, $version, new Reference('logger', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)]); + $propertyAccessDefinition->setArguments(['', 0, $version, new Reference('logger', ContainerInterface::IGNORE_ON_INVALID_REFERENCE)]); $propertyAccessDefinition->addTag('cache.pool', ['clearer' => 'cache.system_clearer']); $propertyAccessDefinition->addTag('monolog.logger', ['channel' => 'cache']); } else {