Unexpected error occurred...

Gambio\Shop\Modules\ProductListing\App\Data\Shipping\ProductListingShippingModelFactory::createListingItemShipping(): Argument #3 ($image) must be of type string, null given, called in /homepages/31/d23235139/htdocs/gewuerz/shop/GambioShop/Modules/ProductListing/App/Data/Shipping/ProductListingShippingRepository.php on line 86