Whoops, looks like something went wrong.

        }
        $templateReference = $this->resolveTemplateFileForControllerAndActionAndFormat($controller, $action);
        if (!file_exists($templateReference) && $templateReference !== 'php://stdin') {
            $format = $this->getFormat();
            throw new InvalidTemplateResourceException(
                sprintf(
                    'Tried resolving a template file for controller action "%s->%s" in format ".%s", but none of the paths ' .
                    'contained the expected template file (%s). %s',
                    $controller,

        $actionName = $renderingContext->getControllerAction();
        $parsedTemplate = $templateParser->getOrParseAndStoreTemplate(
            $templatePaths->getTemplateIdentifier($controllerName, $actionName),
            function($parent, TemplatePaths $paths) use ($controllerName, $actionName, $renderingContext) {
                return $paths->getTemplateSource($controllerName, $actionName);
            }
        );
        if ($parsedTemplate->isCompiled()) {
            $parsedTemplate->addCompiledNamespaces($this->baseRenderingContext);

     */
    protected function parseTemplateSource($templateIdentifier, $templateSourceClosure)
    {
        $parsedTemplate = $this->parse(
            $templateSourceClosure($this, $this->renderingContext->getTemplatePaths()),
            $templateIdentifier
        );
        $parsedTemplate->setIdentifier($templateIdentifier);
        $this->parsedTemplates[$templateIdentifier] = $parsedTemplate;

            if ($parsedTemplate instanceof UncompilableTemplateInterface) {
                $parsedTemplate = $this->parseTemplateSource($templateIdentifier, $templateSourceClosure);
            }
        } else {
            $parsedTemplate = $this->parseTemplateSource($templateIdentifier, $templateSourceClosure);
            try {
                $compiler->store($templateIdentifier, $parsedTemplate);
            } catch (StopCompilingException $stop) {
                $this->renderingContext->getErrorHandler()->handleCompilerError($stop);

        $parsedTemplate = $templateParser->getOrParseAndStoreTemplate(
            $templatePaths->getTemplateIdentifier($controllerName, $actionName),
            function($parent, TemplatePaths $paths) use ($controllerName, $actionName, $renderingContext) {
                return $paths->getTemplateSource($controllerName, $actionName);
            }
        );
        if ($parsedTemplate->isCompiled()) {
            $parsedTemplate->addCompiledNamespaces($this->baseRenderingContext);
        }

            $actionName = ucfirst($actionName);
            $renderingContext->setControllerAction($actionName);
        }
        try {
            $parsedTemplate = $this->getCurrentParsedTemplate();
        } catch (PassthroughSourceException $error) {
            return $error->getSource();
        }

                );
                $paths->fillDefaultsByPackageName(GeneralUtility::camelCaseToLowerCaseUnderscored($vendorLessExtensionName));
                $paths->setTemplatePathAndFilename($templatePathAndFilename);
            }
            $content = $this->view->render();
        } else {
            $foreignControllerClass = $this->configurationService
                ->getResolver()
                ->resolveFluxControllerClassNameByExtensionKeyAndControllerName(

        $controllerActionName = $this->provider->getControllerActionFromRecord($row);
        $actualActionName = null !== $requestActionName ? $requestActionName : $controllerActionName;
        $controllerName = $this->request->getControllerName();
        return $this->performSubRendering(
            $controllerExtensionKey,
            $controllerName,
            $actualActionName,
            $pluginSignature
        );

        }
        $validationResult = $this->arguments->validate();
        if (!$validationResult->hasErrors()) {
            $this->eventDispatcher->dispatch(new BeforeActionCallEvent(static::class, $this->actionMethodName, $preparedArguments));
            $actionResult = $this->{$this->actionMethodName}(...$preparedArguments);
        } else {
            $actionResult = $this->{$this->errorMethodName}();
        }

        $this->view = $this->resolveView();
        if ($this->view !== null) {
            $this->initializeView($this->view);
        }
        $this->callActionMethod();
        $this->renderAssetsForRequest($request);
    }

    /**

                throw new InfiniteLoopException('Could not ultimately dispatch the request after ' . $dispatchLoopCount . ' iterations. Most probably, a @' . IgnoreValidation::class . ' annotation is missing on re-displaying a form with validation errors.', 1217839467);
            }
            $controller = $this->resolveController($request);
            try {
                $controller->processRequest($request, $response);
            } catch (StopActionException $ignoredException) {
            }
        }

        }

        /** @var \TYPO3\CMS\Extbase\Mvc\ResponseInterface $response */
        $response = $this->objectManager->get(Response::class);
        $this->dispatcher->dispatch($request, $response);
        return $response;
    }

    /**

    protected function handleRequest(): string
    {
        $requestHandler = $this->requestHandlerResolver->resolveRequestHandler();

        $response = $requestHandler->handleRequest();
        // If response is NULL after handling the request we need to stop
        // This happens for instance, when a USER object was converted to a USER_INT
        // @see TYPO3\CMS\Extbase\Mvc\Web\FrontendRequestHandler::handleRequest()
        if ($response === null) {

     */
    public function run(string $content, array $configuration): string
    {
        $this->initialize($configuration);
        return $this->handleRequest();
    }

    /**
     * @return string

                        $classObj,
                        $parts[1]
                    ], [
                        $content,
                        $conf
                    ]);
                } else {
                    $this->getTimeTracker()->setTSlogMessage('Method "' . $parts[1] . '" did not exist in class "' . $parts[0] . '"', 3);
                }

        if ($this->cObj->getUserObjectType() === false) {
            // Come here only if we are not called from $TSFE->processNonCacheableContentPartsAndSubstituteContentMarkers()!
            $this->cObj->setUserObjectType(ContentObjectRenderer::OBJECTTYPE_USER);
        }
        $tempContent = $this->cObj->callUserFunction($conf['userFunc'], $conf, '');
        if ($this->cObj->doConvertToUserIntObject) {
            $this->cObj->doConvertToUserIntObject = false;
            $content = $this->cObj->cObjGetSingle('USER_INT', $conf);
        } else {

        }

        // Render content
        try {
            $content .= $contentObject->render($configuration);
        } catch (ContentRenderingException $exception) {
            // Content rendering Exceptions indicate a critical problem which should not be
            // caught e.g. when something went wrong with Exception handling itself
            throw $exception;

                }
                if (!$hooked) {
                    $contentObject = $this->getContentObject($name);
                    if ($contentObject) {
                        $content .= $this->render($contentObject, $conf);
                    } else {
                        // Call hook functions for extra processing
                        if ($name) {
                            if (!empty($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['tslib/class.tslib_content.php']['cObjTypeAndClassDefault'])) {

        foreach ($sKeyArray as $theKey) {
            $theValue = $setup[$theKey];
            if ((int)$theKey && strpos($theKey, '.') === false) {
                $conf = $setup[$theKey . '.'];
                $content .= $this->cObjGetSingle($theValue, $conf, $addKey . $theKey);
            }
        }
        return $content;
    }

     * @return string
     */
    protected function generatePageBodyContent(TypoScriptFrontendController $controller): string
    {
        $pageContent = $controller->cObj->cObjGet($controller->pSetup) ?: '';
        if ($controller->pSetup['wrap'] ?? false) {
            $pageContent = $controller->cObj->wrap($pageContent, $controller->pSetup['wrap']);
        }
        if ($controller->pSetup['stdWrap.'] ?? false) {

    protected function generatePageContent(TypoScriptFrontendController $controller, ServerRequestInterface $request): string
    {
        // Generate the main content between the <body> tags
        // This has to be done first, as some additional TSFE-related code could have been written
        $pageContent = $this->generatePageBodyContent($controller);
        // If 'disableAllHeaderCode' is set, all the pageRenderer settings are not evaluated
        if ($controller->config['config']['disableAllHeaderCode'] ?? false) {
            return $pageContent;
        }

            // Content generation
            $this->timeTracker->incStackPointer();
            $this->timeTracker->push($controller->sPre, 'PAGE');

            $controller->content = $this->generatePageContent($controller, $request);

            $this->timeTracker->pull($this->timeTracker->LR ? $controller->content : '');
            $this->timeTracker->decStackPointer();

        // Throw away all output that may have happened during bootstrapping by weird extensions
        ob_clean();
        // Initialize output compression if configured
        $this->initializeOutputCompression();
        return $handler->handle($request);
    }

    /**
     * Initialize output compression if configured

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);
        if (
            !($response instanceof NullResponse)
            && $GLOBALS['TSFE'] instanceof TypoScriptFrontendController
            && $GLOBALS['TSFE']->isOutputting(true)

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);
        if (
            !($response instanceof NullResponse)
            && $GLOBALS['TSFE'] instanceof TypoScriptFrontendController
            && $GLOBALS['TSFE']->isOutputting(true)

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

     * @return ResponseInterface
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);
        if (
            !($response instanceof NullResponse)
            && $GLOBALS['TSFE'] instanceof TypoScriptFrontendController
            && $GLOBALS['TSFE']->isOutputting(true)) {

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

                return new RedirectResponse($externalUrl, 303);
            }
        }

        return $handler->handle($request);
    }

    protected function getRedirectUri(ServerRequestInterface $request): ?string
    {

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

                $this->convertCharsetRecursivelyToUtf8($parsedBody, $this->controller->metaCharset);
                $request = $request->withParsedBody($parsedBody);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Small helper function to convert charsets for arrays to UTF-8

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        }

        // Make TSFE globally available
        $GLOBALS['TSFE'] = $controller;
        return $handler->handle($request);
    }

    /**
     * Register the backend user as aspect

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

            }
        }

        $request = $request->withAttribute('noCache', $this->disableCache);
        return $handler->handle($request);
    }

    /**
     * Filters out the arguments that are necessary for calculating cHash

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

            $previewAspect = GeneralUtility::makeInstance(PreviewAspect::class, $isPreview);
            $this->context->setAspect('frontend.preview', $previewAspect);
        }

        return $handler->handle($request);
    }

    /**
     * Simulate dates for preview functionality

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        if (StateUtility::isActivatedForUser() && StateUtility::isOpen()) {
            $connection = $this->connectionPool->getConnectionByName(ConnectionPool::DEFAULT_CONNECTION_NAME);
            $connection->getConfiguration()->setSQLLogger(GeneralUtility::makeInstance(DoctrineSqlLogger::class));
        }
        return $handler->handle($request);
    }
}

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        // merge the PageArguments with the request query parameters
        $queryParams = array_replace_recursive($request->getQueryParams(), $pageArguments->getArguments());
        $request = $request->withQueryParams($queryParams);

        return $handler->handle($request);
    }
}

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

                return new HtmlResponse($content, 200, ['Content-Type' => $contentType]);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Find the proper configuration for the static route in the static route configuration. Mainly:

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

                $uri = $requestedUri->withPath(rtrim($requestedUri->getPath(), '/'));
                return new RedirectResponse($uri, 307);
            }
        }
        return $handler->handle($request);
    }

    /**
     * Checks if the language is allowed in Frontend, if not, check if there is valid BE user

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

                return $response;
            }
        }

        return $handler->handle($request);
    }

    /**
     * Creates a PSR-7 compatible Response object

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

                MainController::class
            );
            $request = $adminPanelController->initialize($request);
        }
        return $handler->handle($request);
    }
}

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        // Register the frontend user as aspect and within the session
        $this->setFrontendUserAspect($frontendUser);
        $request = $request->withAttribute('frontend.user', $frontendUser);

        $response = $handler->handle($request);

        // Store session data for fe_users if it still exists
        if ($frontendUser instanceof FrontendUserAuthentication) {
            $frontendUser->storeSessionData();

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

            Bootstrap::loadExtTables();
            $this->setBackendUserAspect($GLOBALS['BE_USER']);
        }

        $response = $handler->handle($request);

        // If, when building the response, the user is still available, then ensure that the headers are sent properly
        if ($this->context->getAspect('backend.user')->isLoggedIn()) {
            return $this->applyHeadersToResponse($response);

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        $request = $request->withAttribute('routing', $routeResult);
        if ($routeResult->getLanguage() instanceof SiteLanguage) {
            Locales::setSystemLocaleFromSiteLanguage($routeResult->getLanguage());
        }
        return $handler->handle($request);
    }
}

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        ) {
            return GeneralUtility::makeInstance(ErrorController::class)->unavailableAction($request, 'This page is temporarily unavailable.');
        }
        // Continue the regular stack if no maintenance mode is active
        return $handler->handle($request);
    }
}

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

    {
        $eID = $request->getParsedBody()['eID'] ?? $request->getQueryParams()['eID'] ?? null;

        if ($eID === null) {
            return $handler->handle($request);
        }

        // Remove any output produced until now
        ob_clean();

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $request = $request->withAttribute('normalizedParams', NormalizedParams::createFromRequest($request));
        return $handler->handle($request);
    }
}

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

        $this->timeTracker->setEnabled($timeTrackingEnabled);
        $this->timeTracker->start(microtime(true));
        $this->timeTracker->push('');

        $response = $handler->handle($request);

        // Finish time tracking
        $this->timeTracker->pull();
        $this->timeTracker->finish();

                if (!$middleware instanceof MiddlewareInterface) {
                    throw new \InvalidArgumentException(get_class($middleware) . ' does not implement ' . MiddlewareInterface::class, 1516821342);
                }
                return $middleware->process($request, $this->next);
            }
        };
    }
}

     * @return ResponseInterface
     */
    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        return $this->tip->handle($request);
    }

    /**
     * Seed the middleware stack with the inner request handler

     * @return ResponseInterface
     */
    protected function handle(ServerRequestInterface $request): ResponseInterface
    {
        return $this->requestHandler->handle($request);
    }

    /**
     * Set up the application and shut it down afterwards

        if (!$this->checkIfEssentialConfigurationExists()) {
            return $this->installToolRedirect();
        }
        $this->initializeContext();
        return parent::handle($request);
    }

    /**
     * Check if LocalConfiguration.php and PackageStates.php exist

    final public function run(callable $execute = null)
    {
        try {
            $response = $this->handle(
                ServerRequestFactory::fromGlobals()
            );
            if ($execute !== null) {
                call_user_func($execute);
            }

// Set up the application for the frontend
call_user_func(function () {
    $classLoader = require __DIR__.'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});

call_user_func(function () {
    $classLoader = require __DIR__.'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(0, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_FE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Frontend\Http\Application::class)->run();
});