diff --git a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php index 64d27bca9d63b..05504af2e15a7 100644 --- a/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php +++ b/src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php @@ -2297,7 +2297,7 @@ private function registerSchedulerConfiguration(ContainerBuilder $container, Php } // BC layer Scheduler < 7.3 - if (!class_exists(SchedulerTriggerNormalizer::class)) { + if (!ContainerBuilder::willBeAvailable('symfony/serializer', DenormalizerInterface::class, ['symfony/framework-bundle', 'symfony/scheduler']) || !class_exists(SchedulerTriggerNormalizer::class)) { $container->removeDefinition('serializer.normalizer.scheduler_trigger'); } }
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