22. InvalidArgumentException
…/­vendor/­symfony/­http-foundation/­Symfony/­Component/­HttpFoundation/­RedirectResponse.php41
21. Symfony\Component\HttpFoundation\RedirectResponse __construct
…/­vendor/­laravel/­framework/­src/­Illuminate/­Routing/­Redirector.php186
20. Illuminate\Routing\Redirector createRedirect
…/­vendor/­laravel/­framework/­src/­Illuminate/­Routing/­Redirector.php55
19. Illuminate\Routing\Redirector back
…/­bootstrap/­compiled.php3245
18. Illuminate\Support\Facades\Facade __callStatic
…/­app/­controllers/­LanguageController.php8
17. Illuminate\Support\Facades\Redirect back
…/­app/­controllers/­LanguageController.php8
16. LanguageController selectLang
<#unknown>0
15. call_user_func_array
…/­vendor/­laravel/­framework/­src/­Illuminate/­Routing/­Controller.php231
14. Illuminate\Routing\Controller callAction
…/­bootstrap/­compiled.php5822
13. Illuminate\Routing\ControllerDispatcher call
…/­bootstrap/­compiled.php5810
12. Illuminate\Routing\ControllerDispatcher dispatch
…/­bootstrap/­compiled.php5015
11. Illuminate\Routing\Router Illuminate\Routing\{closure}
<#unknown>0
10. call_user_func_array
…/­bootstrap/­compiled.php5373
9. Illuminate\Routing\Route run
…/­bootstrap/­compiled.php5040
8. Illuminate\Routing\Router dispatchToRoute
…/­bootstrap/­compiled.php5028
7. Illuminate\Routing\Router dispatch
…/­bootstrap/­compiled.php715
6. Illuminate\Foundation\Application dispatch
…/­bootstrap/­compiled.php696
5. Illuminate\Foundation\Application handle
…/­bootstrap/­compiled.php7800
4. Illuminate\Session\Middleware handle
…/­bootstrap/­compiled.php8407
3. Illuminate\Cookie\Queue handle
…/­bootstrap/­compiled.php8354
2. Illuminate\Cookie\Guard handle
…/­bootstrap/­compiled.php11017
1. Stack\StackedHttpKernel handle
…/­bootstrap/­compiled.php657
0. Illuminate\Foundation\Application run
…/­public/­index.php49

InvalidArgumentException InvalidArgumentException thrown with message "Cannot redirect to an empty URL." Stacktrace: #22 InvalidArgumentException in /home/musicoliem/www/dawnuts-demo/vendor/symfony/http-foundation/Symfony/Component/HttpFoundation/RedirectResponse.php:41 #21 Symfony\Component\HttpFoundation\RedirectResponse:__construct in /home/musicoliem/www/dawnuts-demo/vendor/laravel/framework/src/Illuminate/Routing/Redirector.php:186 #20 Illuminate\Routing\Redirector:createRedirect in /home/musicoliem/www/dawnuts-demo/vendor/laravel/framework/src/Illuminate/Routing/Redirector.php:55 #19 Illuminate\Routing\Redirector:back in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:3245 #18 Illuminate\Support\Facades\Facade:__callStatic in /home/musicoliem/www/dawnuts-demo/app/controllers/LanguageController.php:8 #17 Illuminate\Support\Facades\Redirect:back in /home/musicoliem/www/dawnuts-demo/app/controllers/LanguageController.php:8 #16 LanguageController:selectLang in <#unknown>:0 #15 call_user_func_array in /home/musicoliem/www/dawnuts-demo/vendor/laravel/framework/src/Illuminate/Routing/Controller.php:231 #14 Illuminate\Routing\Controller:callAction in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:5822 #13 Illuminate\Routing\ControllerDispatcher:call in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:5810 #12 Illuminate\Routing\ControllerDispatcher:dispatch in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:5015 #11 Illuminate\Routing\Router:Illuminate\Routing\{closure} in <#unknown>:0 #10 call_user_func_array in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:5373 #9 Illuminate\Routing\Route:run in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:5040 #8 Illuminate\Routing\Router:dispatchToRoute in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:5028 #7 Illuminate\Routing\Router:dispatch in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:715 #6 Illuminate\Foundation\Application:dispatch in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:696 #5 Illuminate\Foundation\Application:handle in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:7800 #4 Illuminate\Session\Middleware:handle in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:8407 #3 Illuminate\Cookie\Queue:handle in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:8354 #2 Illuminate\Cookie\Guard:handle in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:11017 #1 Stack\StackedHttpKernel:handle in /home/musicoliem/www/dawnuts-demo/bootstrap/compiled.php:657 #0 Illuminate\Foundation\Application:run in /home/musicoliem/www/dawnuts-demo/public/index.php:49

Cannot redirect to an empty URL.

     * @see http://tools.ietf.org/html/rfc2616#section-10.3
     *
     * @api
     */
    public function __construct($url, $status = 302, $headers = array())
    {
        if (empty($url)) {
            throw new \InvalidArgumentException('Cannot redirect to an empty URL.');
        }
 
	 * @param  string  $path
	 * @param  int     $status
	 * @param  array   $headers
	 * @return \Illuminate\Http\RedirectResponse
	 */
	protected function createRedirect($path, $status, $headers)
	{
		$redirect = new RedirectResponse($path, $status, $headers);
 
		if (isset($this->session))
	 * @param  array  $headers
	 * @return \Illuminate\Http\RedirectResponse
	 */
	public function back($status = 302, $headers = array())
	{
		$back = $this->generator->getRequest()->headers->get('referer');
 
		return $this->createRedirect($back, $status, $headers);
	}
 
        static::$app = $app;
    }
    public static function __callStatic($method, $args)
    {
        $instance = static::getFacadeRoot();
        switch (count($args)) {
            case 0:
                return $instance->{$method}();
            case 1:
                return $instance->{$method}($args[0]);
<?php
 
class LanguageController extends BaseController {
 
	public function selectLang() {
 
			Session::set('locale', Input::get('lang'));
			return Redirect::back();
	}
}
<?php
 
class LanguageController extends BaseController {
 
	public function selectLang() {
 
			Session::set('locale', Input::get('lang'));
			return Redirect::back();
	}
}
<#unknown>
	 * @param  array   $parameters
	 * @return \Symfony\Component\HttpFoundation\Response
	 */
	public function callAction($method, $parameters)
	{
		$this->setupLayout();
 
		$response = call_user_func_array(array($this, $method), $parameters);
 
		// If no response is returned from the controller action and a layout is being
    {
        Controller::setFilterer($this->filterer);
        return $this->container->make($controller);
    }
    protected function call($instance, $route, $method)
    {
        $parameters = $route->parametersWithoutNulls();
        return $instance->callAction($method, $parameters);
    }
    protected function before($instance, $route, $request, $method)
    }
    public function dispatch(Route $route, Request $request, $controller, $method)
    {
        $instance = $this->makeController($controller);
        $this->assignAfter($instance, $route, $request, $method);
        $response = $this->before($instance, $route, $request, $method);
        if (is_null($response)) {
            $response = $this->call($instance, $route, $method);
        }
        return $response;
    protected function getClassClosure($controller)
    {
        $d = $this->getControllerDispatcher();
        return function () use($d, $controller) {
            $route = $this->current();
            $request = $this->getCurrentRequest();
            list($class, $method) = explode('@', $controller);
            return $d->dispatch($route, $request, $class, $method);
        };
    }
<#unknown>
        }
    }
    public function run()
    {
        $parameters = array_filter($this->parameters(), function ($p) {
            return isset($p);
        });
        return call_user_func_array($this->action['uses'], $parameters);
    }
    public function matches(Request $request, $includingMethod = true)
    }
    public function dispatchToRoute(Request $request)
    {
        $route = $this->findRoute($request);
        $this->events->fire('router.matched', array($route, $request));
        $response = $this->callRouteBefore($route, $request);
        if (is_null($response)) {
            $response = $route->run($request);
        }
        $response = $this->prepareResponse($request, $response);
        return isset($group['namespace']) ? $group['namespace'] . '\\' . $uses : $uses;
    }
    public function dispatch(Request $request)
    {
        $this->currentRequest = $request;
        $response = $this->callFilter('before', $request);
        if (is_null($response)) {
            $response = $this->dispatchToRoute($request);
        }
        $response = $this->prepareResponse($request, $response);
            if (!is_null($response)) {
                return $this->prepareResponse($response, $request);
            }
        }
        if ($this->runningUnitTests() && !$this['session']->isStarted()) {
            $this['session']->start();
        }
        return $this['router']->dispatch($this->prepareRequest($request));
    }
    public function terminate(SymfonyRequest $request, SymfonyResponse $response)
        });
    }
    public function handle(SymfonyRequest $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
    {
        try {
            $this->refreshRequest($request = Request::createFromBase($request));
            $this->boot();
            return $this->dispatch($request);
        } catch (\Exception $e) {
            if (!$catch || $this->runningUnitTests()) {
    public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
    {
        $this->checkRequestForArraySessions($request);
        if ($this->sessionConfigured()) {
            $session = $this->startSession($request);
            $request->setSession($session);
        }
        $response = $this->app->handle($request, $type, $catch);
        if ($this->sessionConfigured()) {
            $this->closeSession($session);
    public function __construct(HttpKernelInterface $app, CookieJar $cookies)
    {
        $this->app = $app;
        $this->cookies = $cookies;
    }
    public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
    {
        $response = $this->app->handle($request, $type, $catch);
        foreach ($this->cookies->getQueuedCookies() as $cookie) {
            $response->headers->setCookie($cookie);
    public function __construct(HttpKernelInterface $app, Encrypter $encrypter)
    {
        $this->app = $app;
        $this->encrypter = $encrypter;
    }
    public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
    {
        return $this->encrypt($this->app->handle($this->decrypt($request), $type, $catch));
    }
    protected function decrypt(Request $request)
    public function __construct(HttpKernelInterface $app, array $middlewares)
    {
        $this->app = $app;
        $this->middlewares = $middlewares;
    }
    public function handle(Request $request, $type = HttpKernelInterface::MASTER_REQUEST, $catch = true)
    {
        return $this->app->handle($request, $type, $catch);
    }
    public function terminate(Request $request, Response $response)
        if ($this->isBooted()) {
            $this->fireAppCallbacks(array($callback));
        }
    }
    public function run(SymfonyRequest $request = null)
    {
        $request = $request ?: $this['request'];
        $response = with($stack = $this->getStackedClient())->handle($request);
        $response->send();
        $stack->terminate($request, $response);
| Once we have the application, we can simply call the run method,
| which will execute the request and send the response back to
| the client's browser allowing them to enjoy the creative
| and wonderful application we have whipped up for them.
|
*/
 
$app->run();
 
Key Value
USER musicoliem
FCGI_ROLE RESPONDER
REDIRECT_STATUS 200
UNIQUE_ID ZgbNCrp0mpyzBmJczPXqAQAAAN8
GEOIP_COUNTRY_CODE US
GEOIP_COUNTRY_NAME United States
GEOIP_REGION VA
GEOIP_CITY Ashburn
GEOIP_DMA_CODE 511
GEOIP_AREA_CODE 703
GEOIP_LATITUDE 39.046902
GEOIP_LONGITUDE -77.490303
SCRIPT_URL /lang/select
SCRIPT_URI http://dawnuts.com/lang/select
CFG_CLUSTER cluster007
ENVIRONMENT production
HTTP_HOST dawnuts.com
HTTP_X_PREDICTOR 1
HTTP_X_FORWARDED_FOR 44.222.90.25
HTTP_X_FORWARDED_PROTO http
HTTP_X_OVHREQUEST_ID 6f015024f4157ad09a3b4575404e8d48
HTTP_ACCEPT */*
HTTP_USER_AGENT claudebot
HTTP_X_FORWARDED_PORT 80
HTTP_X_REMOTE_PORT 38846
HTTP_X_REMOTE_IP 44.222.90.25
HTTP_X_REMOTE_PROTO http
HTTP_FORWARDED for=44.222.90.25; proto=http; host=dawnuts.com
HTTP_REMOTE_PORT 38846
HTTP_X_IPLB_UNIQUE_ID 2CDE5A19:97BE_D5BA2112:0050_6606CD0A_2F4E2:687E
HTTP_REMOTE_IP 44.222.90.25
SERVER_SIGNATURE
SERVER_SOFTWARE Apache
SERVER_NAME dawnuts.com
SERVER_ADDR 10.7.20.72
SERVER_PORT 80
REMOTE_ADDR 44.222.90.25
DOCUMENT_ROOT /home/musicoliem/www/dawnuts-demo/public
SERVER_ADMIN postmaster@dawnuts.com
SCRIPT_FILENAME /home/musicoliem/www/dawnuts-demo/public/index.php
REMOTE_PORT 14078
REDIRECT_URL /lang/select
REDIRECT_QUERY_STRING lang=fr
GATEWAY_INTERFACE CGI/1.1
SERVER_PROTOCOL HTTP/1.1
REQUEST_METHOD GET
QUERY_STRING lang=fr
REQUEST_URI /lang/select?lang=fr
SCRIPT_NAME /index.php
PHP_SELF /index.php
REQUEST_TIME_FLOAT 1711721738.9785
REQUEST_TIME 1711721738
argv Array ( [0] => lang=fr )
argc 1
Key Value
lang fr
empty
empty
empty
empty
Key Value
USER musicoliem
FCGI_ROLE RESPONDER
REDIRECT_STATUS 200
UNIQUE_ID ZgbNCrp0mpyzBmJczPXqAQAAAN8
GEOIP_COUNTRY_CODE US
GEOIP_COUNTRY_NAME United States
GEOIP_REGION VA
GEOIP_CITY Ashburn
GEOIP_DMA_CODE 511
GEOIP_AREA_CODE 703
GEOIP_LATITUDE 39.046902
GEOIP_LONGITUDE -77.490303
SCRIPT_URL /lang/select
SCRIPT_URI http://dawnuts.com/lang/select
CFG_CLUSTER cluster007
ENVIRONMENT production
HTTP_HOST dawnuts.com
HTTP_X_PREDICTOR 1
HTTP_X_FORWARDED_FOR 44.222.90.25
HTTP_X_FORWARDED_PROTO http
HTTP_X_OVHREQUEST_ID 6f015024f4157ad09a3b4575404e8d48
HTTP_ACCEPT */*
HTTP_USER_AGENT claudebot
HTTP_X_FORWARDED_PORT 80
HTTP_X_REMOTE_PORT 38846
HTTP_X_REMOTE_IP 44.222.90.25
HTTP_X_REMOTE_PROTO http
HTTP_FORWARDED for=44.222.90.25; proto=http; host=dawnuts.com
HTTP_REMOTE_PORT 38846
HTTP_X_IPLB_UNIQUE_ID 2CDE5A19:97BE_D5BA2112:0050_6606CD0A_2F4E2:687E
HTTP_REMOTE_IP 44.222.90.25
SERVER_SIGNATURE
SERVER_SOFTWARE Apache
SERVER_NAME dawnuts.com
SERVER_ADDR 10.7.20.72
SERVER_PORT 80
REMOTE_ADDR 44.222.90.25
DOCUMENT_ROOT /home/musicoliem/www/dawnuts-demo/public
SERVER_ADMIN postmaster@dawnuts.com
SCRIPT_FILENAME /home/musicoliem/www/dawnuts-demo/public/index.php
REMOTE_PORT 14078
REDIRECT_URL /lang/select
REDIRECT_QUERY_STRING lang=fr
GATEWAY_INTERFACE CGI/1.1
SERVER_PROTOCOL HTTP/1.1
REQUEST_METHOD GET
QUERY_STRING lang=fr
REQUEST_URI /lang/select?lang=fr
SCRIPT_NAME /index.php
PHP_SELF /index.php
REQUEST_TIME_FLOAT 1711721738.9785
REQUEST_TIME 1711721738
argv Array ( [0] => lang=fr )
argc 1
0. Whoops\Handler\PrettyPageHandler