Fatal error: Uncaught exception 'Symfony\Component\Routing\Exception\InvalidParameterException' with message 'Parameter "_locale" for route "index" must match "[^/]++" ("" given) to generate a corresponding URL.' in /homepages/34/d553009272/htdocs/projects/test01/app/cache/prod/classes.php:894 Stack trace: #0 /homepages/34/d553009272/htdocs/projects/test01/app/cache/prod/appProdUrlGenerator.php(302): Symfony\Component\Routing\Generator\UrlGenerator->doGenerate(Array, Array, Array, Array, Array, 'index', false, Array, Array) #1 /homepages/34/d553009272/htdocs/projects/test01/app/cache/prod/classes.php(1245): appProdUrlGenerator->generate('index', Array, false) #2 /homepages/34/d553009272/htdocs/projects/test01/vendor/symfony/symfony/src/Symfony/Bundle/FrameworkBundle/Controller/Controller.php(50): Symfony\Component\Routing\Router->generate('index', Array, false) #3 /homepages/34/d553009272/htdocs/projects/test01/src/Acme/DemoBundle/Controller/DefaultController.php(21): Symfony\Bundle\FrameworkBundle\Controller\Controller-> in /homepages/34/d553009272/htdocs/projects/test01/app/cache/prod/classes.php on line 894