[Bug]: FlexFormTools::convertFlexFormContentToArray(): Argument #1 ($flexFormContent) must be of type string, null given

[ProWebs]

TYPO3-Version

14.3.6

t3sbootstrap-Version

5.3.48

What happened?

(1/1) TypeError
TYPO3\CMS\Core\Configuration\FlexForm\FlexFormTools::convertFlexFormContentToArray(): Argument #1 ($flexFormContent) must be of type string, null given, called in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/t3sbs/t3sbootstrap/Classes/UserFunction/TcaMatcher.php on line 274

in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Configuration/FlexForm/FlexFormTools.php line 298 Copy path
* Parses the flexForm XML string and converts it to an array.
* The resulting array will be multidimensional, as a value "bla.blubb"
* results in two levels, and a value "bla.blubb.bla" results in three levels.
*/
public function convertFlexFormContentToArray(string $flexFormContent): array
{
$settings = [];
$flexFormArray = GeneralUtility::xml2array($flexFormContent);
$flexFormArray = $flexFormArray['data'] ?? [];
at TYPO3\CMS\Core\Configuration\FlexForm\FlexFormTools->convertFlexFormContentToArray()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/t3sbs/t3sbootstrap/Classes/UserFunction/TcaMatcher.php line 274 Copy path
)
->executeQuery();
$parent_rec = $result->fetchAllAssociative();
if (!empty($parent_rec)) {
$flexconf = $this->flexFormTools->convertFlexFormContentToArray($parent_rec[0]['tx_t3sbootstrap_flexform']);
if ($flexconf['appearance'] === 'button') {
$button = true;
}
}
at T3SBS\T3sbootstrap\UserFunction\TcaMatcher->isButton()
at call_user_func_array()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Utility/GeneralUtility.php line 2804 Copy path
// Call method:
if (!$isTrusted) {
$invokableAssertion?->assertCallable($callable);
}
$content = call_user_func_array($callable, [&$params, &$ref]);
} else {
throw new \InvalidArgumentException('No method name '' . $parts[1] . '' in class ' . $parts[0], 1294585865);
}
} else {
at TYPO3\CMS\Core\Utility\GeneralUtility::callUserFunction()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataProvider/EvaluateDisplayConditions.php line 927 Copy path
'flexContext' => $condition['flexContext'],
'flexformValueKey' => 'vDEF',
'conditionParameters' => $condition['parameters'],
];
return (bool)GeneralUtility::callUserFunction($condition['function'], $parameter, $this);
}

protected function getBackendUser(): BackendUserAuthentication
{

at TYPO3\CMS\Backend\Form\FormDataProvider\EvaluateDisplayConditions->matchUserCondition()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataProvider/EvaluateDisplayConditions.php line 768 Copy path
return $this->matchRecordCondition($conditionArray);
case 'VERSION':
return $this->matchVersionCondition($conditionArray);
case 'USER':
return $this->matchUserCondition($conditionArray);
}
return false;
}

at TYPO3\CMS\Backend\Form\FormDataProvider\EvaluateDisplayConditions->evaluateConditionRecursive()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataProvider/EvaluateDisplayConditions.php line 667 Copy path
if (isset($sheetConfiguration['ROOT']['el']) && is_array($sheetConfiguration['ROOT']['el'])) {
foreach ($sheetConfiguration['ROOT']['el'] as $flexField => $flexConfiguration) {
$conditionResult = true;
if (isset($flexConfiguration['displayCond']) && is_array($flexConfiguration['displayCond'])) {
$conditionResult = $this->evaluateConditionRecursive($flexConfiguration['displayCond']);
if (!$conditionResult) {
unset(
$result['processedTca']['columns'][$columnName]['config']['ds']
['sheets'][$sheetName]['ROOT']
at TYPO3\CMS\Backend\Form\FormDataProvider\EvaluateDisplayConditions->evaluateConditions()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataProvider/EvaluateDisplayConditions.php line 45 Copy path
*/
public function addData(array $result): array
{
$result = $this->parseDisplayConditions($result);
$result = $this->evaluateConditions($result);
return $result;
}

/**

at TYPO3\CMS\Backend\Form\FormDataProvider\EvaluateDisplayConditions->addData()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataGroup/OrderedProviderList.php line 76 Copy path
$provider = GeneralUtility::makeInstance($providerClassName);
if (!$provider instanceof FormDataProviderInterface) {
throw new \UnexpectedValueException('Data provider ' . $providerClassName . ' must implement FormDataProviderInterface', 1485299408);
}
$result = $provider->addData($result);
}
return $result;
}

at TYPO3\CMS\Backend\Form\FormDataGroup\OrderedProviderList->compile()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataGroup/TcaDatabaseRecord.php line 36 Copy path
{
$this->orderedProviderList->setProviderList(
$GLOBALS['TYPO3_CONF_VARS']['SYS']['formEngine']['formDataGroup']['tcaDatabaseRecord']
);
return $this->orderedProviderList->compile($result);
}
}
at TYPO3\CMS\Backend\Form\FormDataGroup\TcaDatabaseRecord->compile()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Form/FormDataCompiler.php line 86 Copy path
// Call the data group provider but take care it does not add or remove result keys
// This is basically a safety measure against data providers colliding with our array "contract"
$resultKeysBeforeFormDataGroup = array_keys($result);

    $result = $formDataGroup->compile($result);

    if (!is_array($result)) {
        throw new \UnexpectedValueException(
            'Data group provider must return array',

at TYPO3\CMS\Backend\Form\FormDataCompiler->compile()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Controller/ContextualRecordEditController.php line 324 Copy path
if ($overrideVals !== [] && is_array($overrideVals[$table] ?? null)) {
$formDataCompilerInput['overrideValues'] = $overrideVals[$table];
}

        $formData = $this->formDataCompiler->compile($formDataCompilerInput, GeneralUtility::makeInstance(TcaDatabaseRecord::class));

        // Display "is-locked" message
        $lockInfo = BackendUtility::isRecordLocked($table, $formData['databaseRow']['uid']);
        if ($lockInfo) {

at TYPO3\CMS\Backend\Controller\ContextualRecordEditController->compileForm()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Controller/ContextualRecordEditController.php line 144 Copy path
'edit' => [$table => [$uid => 'edit']],
'returnUrl' => $returnUrl,
]));

    $formResult = $this->compileForm($request, $view, $table, $uid, $overrideVals, $columnsOnly, $currentEditingUrl);
    $firstEl = $formResult['element'] ?? null;
    if ($firstEl !== null) {
        $this->formResultHandler->addAssets($formResult['results']);
        $body = '

at TYPO3\CMS\Backend\Controller\ContextualRecordEditController->renderAction()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Controller/ContextualRecordEditController.php line 80 Copy path
) {}

public function mainAction(ServerRequestInterface $request): ResponseInterface
{
    return $request->getMethod() === 'POST' ? $this->persistAction($request) : $this->renderAction($request);
}

/**
 * Handle POST: process save/close via DataHandler and redirect back

at TYPO3\CMS\Backend\Controller\ContextualRecordEditController->mainAction()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Http/RouteDispatcher.php line 84 Copy path
$targetIdentifier = $route->getOption('target');
$target = $this->getCallableFromTarget($targetIdentifier);
$arguments = [$request];
try {
return $target(...$arguments);
} catch (MethodNotAllowedException $exception) {
return $exception->createResponse();
}
}
at TYPO3\CMS\Backend\Http\RouteDispatcher->dispatch()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Http/RequestHandler.php line 85 Copy path
$GLOBALS['TYPO3_REQUEST'] = $request;

    try {
        // Check if the router has the available route and dispatch.
        return $this->dispatcher->dispatch($request);
    } catch (MissingRequestTokenException $e) {
        if ($isAjaxCall) {
            return new Response(statusCode: 401);
        }

at TYPO3\CMS\Backend\Http\RequestHandler->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Middleware/ResponsePropagation.php line 34 Copy path
{
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
{
try {
$response = $handler->handle($request);
} catch (PropagateResponseException $e) {
$response = $e->getResponse();
}

at TYPO3\CMS\Core\Middleware\ResponsePropagation->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/AdditionalResponseHeaders.php line 37 Copy path
* 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']);

at TYPO3\CMS\Backend\Middleware\AdditionalResponseHeaders->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/PageContextInitialization.php line 66 Copy path

public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
{
    if (!$this->requiresPageContext($request)) {
        return $handler->handle($request);
    }

    $backendUser = $request->getAttribute('backend.user', $GLOBALS['BE_USER']);

at TYPO3\CMS\Backend\Middleware\PageContextInitialization->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/SiteResolver.php line 64 Copy path
$rootLine = BackendUtility::BEgetRootLine($pageId);
}
$site = $this->siteMatcher->matchByPageId($pageId, $rootLine);
$request = $request->withAttribute('site', $site);
return $handler->handle($request);
}
}
at TYPO3\CMS\Backend\Middleware\SiteResolver->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/SudoModeInterceptor.php line 60 Copy path
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
{
$this->currentRequest = $request;
try {
$response = $handler->handle($request);
} catch (VerificationRequiredException $exception) {
$response = $this->handleVerificationRequired($exception, $request);
} catch (RequestGrantedException $exception) {
$response = $this->handleRequestGrantedException($exception, $request);
at TYPO3\CMS\Backend\Middleware\SudoModeInterceptor->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/JavaScriptLabelImportMapEntryResolver.php line 53 Copy path
self::class,
'resolveVirtualLabelImport'
);

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

public function resolveVirtualLabelImport(ResolveVirtualJavaScriptImportEvent $event): void
{

at TYPO3\CMS\Backend\Middleware\JavaScriptLabelImportMapEntryResolver->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/ContentSecurityPolicyHeaders.php line 60 Copy path
{
$scope = Scope::backend();
$nonce = $this->requestId->nonce;
$request = $request->withAttribute('nonce', $nonce);
$response = $handler->handle($request);
$disposition = Disposition::enforce;
$dispositionMap = new Map();
$dispositionMap[$disposition] = new DispositionConfiguration(
true,
at TYPO3\CMS\Backend\Middleware\ContentSecurityPolicyHeaders->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/BackendModuleValidator.php line 85 Copy path
}

    $module = $route->getOption('module');
    if (!$module instanceof ModuleInterface) {
        return $handler->handle($request);
    }

    // If on a second level module with further sub modules, jump to the third-level modules
    // (either the last used or the first in the list) and store this selection for the user.

at TYPO3\CMS\Backend\Middleware\BackendModuleValidator->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/BackendUserAuthenticator.php line 172 Copy path
}
$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']);
}

at TYPO3\CMS\Backend\Middleware\BackendUserAuthenticator->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-reactions/Classes/Http/Middleware/ReactionResolver.php line 56 Copy path
{
// 1. We only listen to the "reaction" endpoint
$routeResult = $request->getAttribute('routing');
if (!($routeResult instanceof RouteResult) || $routeResult->getRouteName() !== 'reaction') {
return $handler->handle($request);
}

    // 2. Security check
    $reactionIdentifier = (string)($routeResult->getArguments()['reactionIdentifier'] ?? '');

at TYPO3\CMS\Reactions\Http\Middleware\ReactionResolver->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Middleware/RequestTokenMiddleware.php line 71 Copy path
$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

at TYPO3\CMS\Core\Middleware\RequestTokenMiddleware->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/BackendRouteInitialization.php line 77 Copy path
$uri = $this->uriBuilder->buildUriFromRoute('login');
return new RedirectResponse($uri);
}

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

}
at TYPO3\CMS\Backend\Middleware\BackendRouteInitialization->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/ContentSecurityPolicyReporter.php line 45 Copy path
// @todo create report, then call persist, then dispatch new event
$this->persistCspReport($scope, $request);
return (new Response())->withStatus(201);
}
return $handler->handle($request);
}
}
at TYPO3\CMS\Backend\Middleware\ContentSecurityPolicyReporter->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/ForcedHttpsBackendRedirector.php line 55 Copy path
->withPort($sslPortSuffix);
return new RedirectResponse($backendUrl);
}

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

}
at TYPO3\CMS\Backend\Middleware\ForcedHttpsBackendRedirector->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Middleware/LockedBackendGuard.php line 76 Copy path
$request->getAttribute('normalizedParams')->getRemoteAddress(),
trim((string)$GLOBALS['TYPO3_CONF_VARS']['BE']['IPmaskList'])
);

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

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

at TYPO3\CMS\Backend\Middleware\LockedBackendGuard->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Middleware/NormalizedParamsAttribute.php line 44 Copy path
$normalizedParams = $request->getAttribute('normalizedParams', null);
if ($normalizedParams === null) {
$request = $request->withAttribute('normalizedParams', NormalizedParams::createFromRequest($request));
}
return $handler->handle($request);
}
}
at TYPO3\CMS\Core\Middleware\NormalizedParamsAttribute->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 70 Copy path
* Invoke the middleware stack
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
return $this->tip->handle($request);
}

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

at TYPO3\CMS\Core\Http\MiddlewareDispatcher->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 83 Copy path

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

at TYPO3\CMS\Core\Http\AbstractApplication->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-backend/Classes/Http/Application.php line 56 Copy path
{
$request = $request->withAttribute('applicationType', SystemEnvironmentBuilder::REQUESTTYPE_BE);
// Set up the initial context
$this->initializeContext();
return parent::handle($request);
}

/**
 * Initializes the Context used for accessing data and finding out the current state of the application

at TYPO3\CMS\Backend\Http\Application->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/RequestHandler.php line 38 Copy path

public function handle(ServerRequestInterface $request): ResponseInterface
{
    if ($this->container->has(BackendApplication::class) && $this->backendEntryPointResolver->isBackendRoute($request)) {
        return $this->container->get(BackendApplication::class)->handle($request);
    }

    if ($this->container->has(FrontendApplication::class)) {
        return $this->container->get(FrontendApplication::class)->handle($request);

at TYPO3\CMS\Core\Http\RequestHandler->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Middleware/ResponsePropagation.php line 34 Copy path
{
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
{
try {
$response = $handler->handle($request);
} catch (PropagateResponseException $e) {
$response = $e->getResponse();
}

at TYPO3\CMS\Core\Middleware\ResponsePropagation->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Middleware/NormalizedParamsAttribute.php line 44 Copy path
$normalizedParams = $request->getAttribute('normalizedParams', null);
if ($normalizedParams === null) {
$request = $request->withAttribute('normalizedParams', NormalizedParams::createFromRequest($request));
}
return $handler->handle($request);
}
}
at TYPO3\CMS\Core\Middleware\NormalizedParamsAttribute->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Middleware/VerifyHostHeader.php line 55 Copy path
1396795884
);
}

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

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

at TYPO3\CMS\Core\Middleware\VerifyHostHeader->process()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 162 Copy path

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

}
at Psr\Http\Server\RequestHandlerInterface@anonymous/var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php:128$f898->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/MiddlewareDispatcher.php line 70 Copy path
* Invoke the middleware stack
*/
public function handle(ServerRequestInterface $request): ResponseInterface
{
return $this->tip->handle($request);
}

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

at TYPO3\CMS\Core\Http\MiddlewareDispatcher->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 83 Copy path

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

at TYPO3\CMS\Core\Http\AbstractApplication->handle()
in /var/customers/webs/Zetzmann/cms-base-distribution/vendor/typo3/cms-core/Classes/Http/AbstractApplication.php line 106 Copy path
$this->sendResponse(new Response(null, 400));
return;
}

    $response = $this->handle($request);
    $this->sendResponse($response);
}

}
at TYPO3\CMS\Core\Http\AbstractApplication->run()
in /var/customers/webs/Zetzmann/cms-base-distribution/public/index.php line 28 Copy path

$container = \TYPO3\CMS\Core\Core\Bootstrap::init($classLoader, $isInstallToolDirectAccess);

if ($container->has(\TYPO3\CMS\Core\Http\Application::class)) {
    $container->get(\TYPO3\CMS\Core\Http\Application::class)->run();
    return;
}

$container->get(\TYPO3\CMS\Install\Http\Application::class)->run();

at {closure:/var/customers/webs/Zetzmann/cms-base-distribution/public/index.php:16}()
in /var/customers/webs/Zetzmann/cms-base-distribution/public/index.php line 33 Copy path
return;
}

$container->get(\TYPO3\CMS\Install\Http\Application::class)->run();

});
Stack Trace
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Expected behavior

Open Editform from Collapsible Element.

[t3solution]

The bug fix will be included in the next version, coming soon!