**Symfony version(s) affected**: 5.2.6 **Description** [This](https://github.com/symfony/symfony/pull/40497/files#diff-3a028c16d0eb2894184bd79064ac5b9256777c282e8bf0e05e53c9a15a049128R68) handle method tries to access the container which is not booted/available yet. **How to reproduce** ``` // Enable the cache kernel to reproduce $kernel = new Kernel($_SERVER['APP_ENV'], (bool) $_SERVER['APP_DEBUG']); $kernel = new CacheKernel($kernel); ```