API - Adding categories error on shopware

Habe versucht über die API /api/categories Kategorien anzulegen allerding stoße ich hier immer auf folgenden fehler.

JSON im Request {“id”:null,“name”:“TESTKAT”,“active”:true,“articleID”:null}

Response HTTP 500

Shopwarelog

PHP message: PHP Fatal error: Uncaught Error: Call to a member function getId() on null in /var/www/html/engine/Shopware/Components/Model/CategorySubscriber.php:300
pm-main-web_1 | Stack trace:
pm-main-web_1 | #0 /var/www/html/engine/Shopware/Components/Model/CategorySubscriber.php(151): Shopware\Components\Model\CategorySubscriber->setPathForCategory(Object(Shopware\Models\Category\Category))
pm-main-web_1 | #1 /var/www/html/vendor/doctrine/common/lib/Doctrine/Common/EventManager.php(59): Shopware\Components\Model\CategorySubscriber->onFlush(Object(Doctrine\ORM\Event\OnFlushEventArgs))
pm-main-web_1 | #2 /var/www/html/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php(3318): Doctrine\Common\EventManager->dispatchEvent('onFlush', Object(Doctrine\ORM\Event\OnFlushEventArgs))
pm-main-web_1 | #3 /var/www/html/vendor/doctrine/orm/lib/Doctrine/ORM/UnitOfWork.php(367): Doctrine\ORM\UnitOfWork->dispatchOnFlushEvent()
pm-main-web_1 | #4 /var/www/html/vendor/doctrine/orm/lib/Doctrine/ORM/EntityManager.php(356): Doctrine\ORM\UnitOfWork->commit(NULL)
pm-main-web_1 | #5 /var/www/html/engine/Shopware/Components/Api/Resource/R" while reading response header from upstream

code text here