Remove servies.yml into Resources/config

src/AppBundle/DependencyInjection/AppExtension.php

@@ -14,7 +14,7 @@ class AppExtension extends Extension
      */
     public function load(array $configs, ContainerBuilder $container)
     {
-        $loader = new YamlFileLoader($container, new FileLocator(__DIR__ . '/../config'));
+        $loader = new YamlFileLoader($container, new FileLocator(__DIR__ . '/../Resources/config'));
         $loader->load('services.yml');
     }
 }