symfony
diff --git a/‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php
+3-2Lines changed: 3 additions & 2 deletions b/‎src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php
Copy file name to clipboardExpand all lines: src/Symfony/Bundle/FrameworkBundle/DependencyInjection/Configuration.php
+3-2Lines changed: 3 additions & 2 deletions
@@ -21,6 +21,7 @@
 use Symfony\Component\Form\Form;
 use Symfony\Component\Lock\Lock;
 use Symfony\Component\Lock\Store\SemaphoreStore;
+use Symfony\Component\Security\Csrf\CsrfTokenManagerInterface;
 use Symfony\Component\Serializer\Serializer;
 use Symfony\Component\Translation\Translator;
 use Symfony\Component\Validator\Validation;
@@ -142,7 +143,7 @@ private function addCsrfSection(ArrayNodeDefinition $rootNode)
         $rootNode
             ->children()
                 ->arrayNode('csrf_protection')
-                    ->canBeEnabled()
+                    ->{!class_exists(FullStack::class) && interface_exists(CsrfTokenManagerInterface::class) ? 'canBeDisabled' : 'canBeEnabled'}()
                 ->end()
             ->end()
         ;
@@ -449,7 +450,7 @@ private function addSessionSection(ArrayNodeDefinition $rootNode)
             ->children()
                 ->arrayNode('session')
                     ->info('session configuration')
-                    ->canBeEnabled()
+                    ->{!class_exists(FullStack::class) && interface_exists(CsrfTokenManagerInterface::class) ? 'canBeDisabled' : 'canBeEnabled'}()
                     ->children()
                         ->scalarNode('storage_id')->defaultValue('session.storage.native')->end()
                         ->scalarNode('handler_id')->defaultValue('session.handler.native_file')->end()