PHP warning

Cannot modify header information - headers already sent by (output started at /home/oliva/public_html/protected/modules/cms/controllers/DefaultController.php:1)

/home/oliva/library/yii/framework/web/CHttpRequest.php(803)

791     /**
792      * Redirects the browser to the specified URL.
793      * @param string $url URL to be redirected to. Note that when URL is not
794      * absolute (not starting with "/") it will be relative to current request URL.
795      * @param boolean $terminate whether to terminate the current application
796      * @param integer $statusCode the HTTP status code. Defaults to 302. See {@link http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html}
797      * for details about HTTP status code.
798      */
799     public function redirect($url,$terminate=true,$statusCode=302)
800     {
801         if(strpos($url,'/')===0 && strpos($url,'//')!==0)
802             $url=$this->getHostInfo().$url;
803         header('Location: '.$url, true, $statusCode);
804         if($terminate)
805             Yii::app()->end();
806     }
807 
808     /**
809      * Parses an HTTP Accept header, returning an array map with all parts of each entry.
810      * Each array entry consists of a map with the type, subType, baseType and params, an array map of key-value parameters,
811      * obligatorily including a `q` value (i.e. preference ranking) as a double.
812      * For example, an Accept header value of <code>'application/xhtml+xml;q=0.9;level=1'</code> would give an array entry of
813      * <pre>
814      * array(
815      *        'type' => 'application',

Stack Trace

#2
+
 /home/oliva/public_html/protected/modules/cms/controllers/DefaultController.php(49): CController->redirect("http://olivaeco.com")
44         $this->layout = '//layouts/website';
45         $this->cms_top = MyCms::find(137);
46       }
47 
48       if($this->cms->get_id()==2){
49           $this->redirect(Yii::app()->getBaseUrl(true));
50       }
51     }
52     }    
53     
54     public function actionIndex(){
#6
+
 /home/oliva/public_html/index.php(16): CApplication->run()
11 error_reporting(E_ALL);
12 ini_set('display_errors', '1'); 
13 
14 
15 require_once($yii);
16 Yii::createWebApplication($config)->run(); 
2017-12-15 06:09:25 Apache/2.2.31 (Unix) mod_ssl/2.2.31 OpenSSL/1.0.1e-fips mod_bwlimited/1.4 mod_perl/2.0.8 Perl/v5.10.1 Yii Framework/1.1.15