I'm in the course slim-basics-twig-templates and as I follow the instructions comparing with the slimframework page there are some differences so I'm trying to render the index.html page and I get this error: Slim Application Error

The application could not run because of the following error:

Details

Type: BadMethodCallException

Message: Method render is not a valid method

File: C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\App.php

Line: 126

Trace

0 C:\xampp7\htdocs\OmesviDev\src\index.php(71): Slim\App->__call('render', Array)

1 [internal function]: Closure->{closure}(Object(Slim\Http\Request), Object(Slim\Http\Response), Array)

2 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\Handlers\Strategies\RequestResponse.php(41): call_user_func(Object(Closure), Object(Slim\Http\Request), Object(Slim\Http\Response), Array)

3 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\Route.php(356): Slim\Handlers\Strategies\RequestResponse->__invoke(Object(Closure), Object(Slim\Http\Request), Object(Slim\Http\Response), Array)

4 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\MiddlewareAwareTrait.php(117): Slim\Route->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response))

5 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\Route.php(334): Slim\Route->callMiddlewareStack(Object(Slim\Http\Request), Object(Slim\Http\Response))

6 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\App.php(515): Slim\Route->run(Object(Slim\Http\Request), Object(Slim\Http\Response))

7 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\MiddlewareAwareTrait.php(117): Slim\App->__invoke(Object(Slim\Http\Request), Object(Slim\Http\Response))

8 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\App.php(406): Slim\App->callMiddlewareStack(Object(Slim\Http\Request), Object(Slim\Http\Response))

9 C:\xampp7\htdocs\OmesviDev\src\vendor\slim\slim\Slim\App.php(314): Slim\App->process(Object(Slim\Http\Request), Object(Slim\Http\Response))

10 C:\xampp7\htdocs\OmesviDev\src\index.php(84): Slim\App->run()

11 {main}

My code is as follows:

<?php require DIR . '/vendor/autoload.php'; date_default_timezone_set('America/Monterrey');

use Monolog\Logger; use Monolog\Handler\StreamHandler;

use \Psr\Http\Message\ServerRequestInterface as Request; use \Psr\Http\Message\ResponseInterface as Response;

// Ajustes de configuracion $config['displayErrorDetails'] = true; // habilita el modo de desarrollo $config['addContentLengthHeader'] = false; // permite ajustar el largo del contenido para el encabezado

$app = new \Slim\App(['settings' => $config]);

// Contenedor para crear dependencias que se necesitan en el proyecto $container = $app->getContainer();

$app->get('/', function() use ($app) { return $app->render('index.html'); });

$app->get('/contact', function() use ($app) { return $app->render('contact.html'); });

$app->run();