In Symfony 2 I have the following code in my Controller:
// prepare to render the seller info panel $response = array( \'data\' => $data, ); // rende
I had the same error with you when I used $this->generateUrl with passed parameters. However, my redirect worked when I tried this:
$this->generateUrl
$this->get('router')->generate('route_name', array('param1' => 'paramVal'))
(I know it would not help you that much right now.)