Catchable fatal error: Argument 1 passed to Oranto\Greenzones\Domain\Model\Bestellung::setBearbeitungsart() must be an instance of Oranto\Greenzones\Domain\Model\Bearbeitungsart, null given, called in /html/gz/typo3conf/ext/greenzones/Classes/Controller/BestellungController.php on line 757 and defined in /html/gz/typo3conf/ext/greenzones/Classes/Domain/Model/Bestellung.php on line 1464