Notice (8): Undefined index: data [APP/controllers/search_controller.php, line 42]Code  function query() {

    $query = $this->params['data']['Search']['query'];
SearchController::query() - APP/controllers/search_controller.php, line 42
Dispatcher::_invoke() - CORE/cake/dispatcher.php, line 204
Dispatcher::dispatch() - CORE/cake/dispatcher.php, line 171
[main] - APP/webroot/index.php, line 90