Fatal error: Uncaught LogicException: Unable to register extension "Twig\Extension\DebugExtension" as extensions have already been initialized. in /var/www/train/vendor/twig/twig/src/ExtensionSet.php:135 Stack trace: #0 /var/www/train/vendor/twig/twig/src/Environment.php(639): Twig\ExtensionSet->addExtension() #1 /var/www/train/app/Core/TwigFactory.php(47): Twig\Environment->addExtension() #2 /var/www/train/app/Core/NotFoundHandler.php(39): CHunter\Core\TwigFactory::initTwig() #3 /var/www/train/vendor/slim/slim/Slim/Middleware/ErrorMiddleware.php(91): CHunter\Core\NotFoundHandler->__invoke() #4 /var/www/train/vendor/slim/slim/Slim/Middleware/ErrorMiddleware.php(78): Slim\Middleware\ErrorMiddleware->handleException() #5 /var/www/train/vendor/slim/slim/Slim/MiddlewareDispatcher.php(121): Slim\Middleware\ErrorMiddleware->process() #6 /var/www/train/app/Middleware/FixURI.php(22): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #7 /var/www/train/vendor/slim/slim/Slim/MiddlewareDispatcher.php(269): CHunter\Middleware\FixURI->__invoke() #8 /var/www/train/app/Middleware/CheckCookieAuth.php(14): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #9 /var/www/train/vendor/slim/slim/Slim/MiddlewareDispatcher.php(269): CHunter\Middleware\CheckCookieAuth->__invoke() #10 /var/www/train/app/Middleware/XRobotsTagMiddleware.php(17): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #11 /var/www/train/vendor/slim/slim/Slim/MiddlewareDispatcher.php(168): CHunter\Middleware\XRobotsTagMiddleware->__invoke() #12 /var/www/train/vendor/slim/slim/Slim/MiddlewareDispatcher.php(65): Psr\Http\Server\RequestHandlerInterface@anonymous->handle() #13 /var/www/train/vendor/slim/slim/Slim/App.php(199): Slim\MiddlewareDispatcher->handle() #14 /var/www/train/vendor/slim/slim/Slim/App.php(183): Slim\App->handle() #15 /var/www/train/public/index.php(80): Slim\App->run() #16 {main} thrown in /var/www/train/vendor/twig/twig/src/ExtensionSet.php on line 135