Whoops, looks like something went wrong.

                return $this->renderEditTaskFormView($view, $request);
            }
        }

        $queryAction = SchedulerManagementAction::tryFrom($queryParams['action'] ?? '') ?? SchedulerManagementAction::LIST;
        // Add new task form / edit existing task form.
        if ($queryAction === SchedulerManagementAction::ADD) {
            return $this->renderAddTaskFormView($view, $request);
        }

                return $this->renderEditTaskFormView($view, $request);
            }
        }

        $queryAction = SchedulerManagementAction::tryFrom($queryParams['action'] ?? '') ?? SchedulerManagementAction::LIST;
        // Add new task form / edit existing task form.
        if ($queryAction === SchedulerManagementAction::ADD) {
            return $this->renderAddTaskFormView($view, $request);
        }

        $targetIdentifier = $route->getOption('target');
        $target = $this->getCallableFromTarget($targetIdentifier);
        $arguments = [$request];
        return $target(...$arguments);
    }

    /**
     * Evaluates HTTP `Referer` header (which is denied by client to be a custom

        // there are Core classes that need the Request object but do not get it handed in
        $this->resetGlobalsToCurrentRequest($request);
        try {
            // Check if the router has the available route and dispatch.
            return $this->dispatcher->dispatch($request);
        } catch (MissingRequestTokenException $e) {
            // When token was missing, then redirect to login, but keep the current route as redirect after login
            $loginUrl = $this->uriBuilder->buildUriWithRedirect(
                'login',

{
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        try {
            $response = $handler->handle($request);
        } catch (PropagateResponseException $e) {
            $response = $e->getResponse();
        }

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

            $rootLine = BackendUtility::BEgetRootLine($pageId);
        }
        $site = $this->siteMatcher->matchByPageId($pageId, $rootLine);
        $request = $request->withAttribute('site', $site);
        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);
            }
        };
    }
}

    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        try {
            return $handler->handle($request);
        } catch (VerificationRequiredException $exception) {
            return $this->handleVerificationRequired($exception);
        } catch (RequestGrantedException $exception) {
            return $this->handleRequestGrantedException($exception);

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

     * Adds HTTP headers defined in $GLOBALS['TYPO3_CONF_VARS']['BE']['HTTP']['Response']['Headers']
     */
    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $response = $handler->handle($request);

        // Remove HSTS header, if [BE][lockSSL] is not configured to use SSL
        if ((bool)$GLOBALS['TYPO3_CONF_VARS']['BE']['lockSSL'] === false) {
            unset($GLOBALS['TYPO3_CONF_VARS']['BE']['HTTP']['Response']['Headers']['strictTransportSecurity']);

                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 = $request->withAttribute('nonce', new ConsumableString($this->requestId->nonce->b64));
        $response = $handler->handle($request);

        $scope = Scope::backend();
        if ($response->hasHeader('Content-Security-Policy') || $response->hasHeader('Content-Security-Policy-Report-Only')) {
            $this->logger->info('Content-Security-Policy not enforced due to existence of custom header', [

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

        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);
            }
        };
    }
}

        $request = $request
            ->withAttribute('module', $module)
            ->withAttribute('moduleData', $moduleData);

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

        if ($ensureToPersistUserSettings) {
            $backendUser->writeUC();
        }

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

        }
        $GLOBALS['LANG'] = $this->languageServiceFactory->createFromUserPreferences($GLOBALS['BE_USER']);
        // Re-setting the user and take the workspace from the user object now
        $this->setBackendUserAspect($GLOBALS['BE_USER']);
        $response = $handler->handle($request);
        $this->sessionGarbageCollection();
        return $this->enrichResponseWithHeadersAndCookieInformation($request, $response, $GLOBALS['BE_USER']);
    }

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

            $this->securityAspect->setReceivedRequestToken(false);
            $this->logger->debug('Could not resolve request token', ['exception' => $exception]);
        }

        $response = $handler->handle($request);
        return $this->enrichResponseWithCookie($request, $response);
    }

    protected function resolveNoncePool(ServerRequestInterface $request): NoncePool

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

            $uri = $this->uriBuilder->buildUriFromRoute('login');
            return new RedirectResponse($uri);
        }

        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);
            }
        };
    }
}

            // @todo create report, then call persist, then dispatch new event
            $this->persistCspReport($scope, $request);
            return new NullResponse();
        }
        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);
            }
        };
    }
}

                ->withPort($sslPortSuffix);
            return new RedirectResponse($backendUrl);
        }

        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);
            }
        };
    }
}

            $request->getAttribute('normalizedParams')->getRemoteAddress(),
            trim((string)$GLOBALS['TYPO3_CONF_VARS']['BE']['IPmaskList'])
        );

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

    /**
     * Check adminOnly configuration variable and redirects to an URL in file typo3conf/LOCK_BACKEND

                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);
            }
        };
    }
}

                1396795884
            );
        }

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

    /**
     * Checks if the provided host header value matches the trusted hosts pattern.

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

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

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

    public function handle(ServerRequestInterface $request): ResponseInterface
    {
        try {
            $response = $this->requestHandler->handle($request);
        } catch (ImmediateResponseException $exception) {
            $response = $exception->getResponse();
        }
        return $response;

        $request = $request->withAttribute('applicationType', SystemEnvironmentBuilder::REQUESTTYPE_BE);

        // Set up the initial context
        $this->initializeContext();
        return parent::handle($request);
    }

    /**
     * Create a PSR-7 Response that redirects to the install tool

     * Set up the application and shut it down afterwards
     */
    final public function run()
    {
        $response = $this->handle(ServerRequestFactory::fromGlobals());
        $this->sendResponse($response);
    }
}

// Set up the application for the backend
call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(1, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_BE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Backend\Http\Application::class)->run();
});

call_user_func(static function () {
    $classLoader = require dirname(__DIR__).'/vendor/autoload.php';
    \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::run(1, \TYPO3\CMS\Core\Core\SystemEnvironmentBuilder::REQUESTTYPE_BE);
    \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader)->get(\TYPO3\CMS\Backend\Http\Application::class)->run();
});