Fatal error: Uncaught TypeError: JTL\Catalog\Product\Artikel::gibAttributWertNachName(): Return value must be of type string|false, null returned in /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Catalog/Product/Artikel.php:4197 Stack trace: #0 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Catalog/Product/Artikel.php(4948): JTL\Catalog\Product\Artikel->gibAttributWertNachName('steuertext') #1 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Catalog/Product/Artikel.php(2857): JTL\Catalog\Product\Artikel->gibMwStVersandString(false) #2 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Catalog/Product/Artikel.php(4604): JTL\Catalog\Product\Artikel->fuelleArtikel(431, Object(stdClass), 1, 2) #3 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Catalog/Product/Artikel.php(4586): JTL\Catalog\Product\Artikel->buildProductsFromSimilarProducts() #4 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Controller/ProductController.php(210): JTL\Catalog\Product\Artikel->holeAehnlicheArtikel() #5 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Controller/DefaultController.php(144): JTL\Router\Controller\ProductController->getResponse(Object(Laminas\Diactoros\ServerRequest), Array, Object(JTL\Smarty\JTLSmarty)) #6 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Controller/DefaultController.php(108): JTL\Router\Controller\DefaultController->redirectOldRoute(Array, Object(JTL\Router\Controller\ProductController), Object(Laminas\Diactoros\ServerRequest), Object(JTL\Smarty\JTLSmarty)) #7 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Strategy/SmartyStrategy.php(42): JTL\Router\Controller\DefaultController->getResponse(Object(Laminas\Diactoros\ServerRequest), Array, Object(JTL\Smarty\JTLSmarty)) #8 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Route.php(124): JTL\Router\Strategy\SmartyStrategy->invokeRouteCallable(Object(League\Route\Route), Object(Laminas\Diactoros\ServerRequest)) #9 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): League\Route\Route->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #10 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/MaintenanceModeMiddleware.php(43): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #11 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\MaintenanceModeMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #12 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/PhpFileCheckMiddleware.php(39): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #13 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\PhpFileCheckMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #14 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/OptinMiddleware.php(29): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #15 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\OptinMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #16 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/CurrencyCheckMiddleware.php(30): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #17 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\CurrencyCheckMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #18 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/LocaleCheckMiddleware.php(38): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #19 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\LocaleCheckMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #20 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/CartcheckMiddleware.php(27): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #21 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\CartcheckMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #22 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/WishlistCheckMiddleware.php(26): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #23 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\WishlistCheckMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #24 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/SSLRedirectMiddleware.php(45): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #25 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\SSLRedirectMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #26 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/MaintenanceModeMiddleware.php(43): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #27 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\MaintenanceModeMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #28 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Middleware/LocaleRedirectMiddleware.php(37): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #29 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): JTL\Router\Middleware\LocaleRedirectMiddleware->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #30 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Strategy/ApplicationStrategy.php(37): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #31 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(59): Psr\Http\Server\MiddlewareInterface@anonymous->process(Object(Laminas\Diactoros\ServerRequest), Object(League\Route\Dispatcher)) #32 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Dispatcher.php(53): League\Route\Dispatcher->handle(Object(Laminas\Diactoros\ServerRequest)) #33 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/vendor/league/route/src/Router.php(97): League\Route\Dispatcher->dispatchRequest(Object(Laminas\Diactoros\ServerRequest)) #34 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Router/Router.php(654): League\Route\Router->dispatch(Object(Laminas\Diactoros\ServerRequest)) #35 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Shop.php(378): JTL\Router\Router->dispatch(Object(JTL\Smarty\JTLSmarty)) #36 /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/index.php(9): JTL\Shop::dispatch() #37 {main} thrown in /home/p-vc9dwz/html/alexmo-update-mw3-pm1f1/html/update/includes/src/Catalog/Product/Artikel.php on line 4197