Fatal error: Uncaught Error: Call to a member function extend() on null in /home/synap/fr/synap/dev/www/7/vendor/sensio/generator-bundle/Sensio/Bundle/GeneratorBundle/Resources/skeleton/controller/Template.html.php:1 Stack trace: #0 {main} thrown in /home/synap/fr/synap/dev/www/7/vendor/sensio/generator-bundle/Sensio/Bundle/GeneratorBundle/Resources/skeleton/controller/Template.html.php on line 1