In Container.php line 172:  [Symfony\Component\DependencyInjection\Exception\InvalidArgumentException]                                                                        
  The "eZ\Bundle\EzPublishCoreBundle\DependencyInjection\Configuration\ChainConfigResolver" service is already initialized, you cannot replace it.  Exception trace:
  at /Users/xxx/Sites/ibexa/ezp-ee-demo-v3/vendor/symfony/dependency-injection/Container.php:172
 Symfony\Component\DependencyInjection\Container->set() at /Users/xxx/Sites/ibexa/ezp-ee-demo-v3/vendor/ezsystems/ezplatform-kernel/eZ/Bundle/EzPublishCoreBundle/Cache/Warmer/ConfigResolverCleanup.php:29