Fatal error: Uncaught TYPO3\CMS\Extbase\Mvc\Controller\Exception\RequiredArgumentMissingException: Required argument "buildingitem" is not set for RSM\Rsmbwhaueslebauer\Controller\BuildingitemController->show. in /data/www/sites/baden-wuerttemberg.de/shared/typo3_src/typo3_src-8.7.25/typo3/sysext/extbase/Classes/Mvc/Controller/AbstractController.php:433 Stack trace: #0 /data/www/sites/baden-wuerttemberg.de/shared/typo3_src/typo3_src-8.7.25/typo3/sysext/extbase/Classes/Mvc/Controller/ActionController.php(170): TYPO3\CMS\Extbase\Mvc\Controller\AbstractController->mapRequestArgumentsToControllerArguments() #1 /data/www/sites/baden-wuerttemberg.de/shared/typo3_src/typo3_src-8.7.25/typo3/sysext/extbase/Classes/Mvc/Dispatcher.php(85): TYPO3\CMS\Extbase\Mvc\Controller\ActionController->processRequest(Object(TYPO3\CMS\Extbase\Mvc\Web\Request), Object(TYPO3\CMS\Extbase\Mvc\Web\Response)) #2 /data/www/sites/baden-wuerttemberg.de/shared/typo3_src/typo3_src-8.7.25/typo3/sysext/extbase/Classes/Mvc/Web/FrontendRequestHandler.php(91): T in /data/www/sites/baden-wuerttemberg.de/shared/typo3_src/typo3_src-8.7.25/typo3/sysext/extbase/Classes/Mvc/Controller/AbstractController.php on line 433