Warning: Array to string conversion in /var/www/html/shop/classes/Product.php on line 890

Fatal error: Uncaught InvalidArgumentException: "Array" cannot be interpreted as a number in /var/www/html/shop/vendor/prestashop/decimal/src/Builder.php:36 Stack trace: #0 /var/www/html/shop/vendor/prestashop/decimal/src/DecimalNumber.php(73): PrestaShop\Decimal\Builder::parseNumber() #1 /var/www/html/shop/classes/Product.php(890): PrestaShop\Decimal\DecimalNumber->__construct() #2 /var/www/html/shop/classes/Product.php(752): ProductCore->fillUnitRatio() #3 /var/www/html/shop/override/classes/Product.php(859): ProductCore->__construct() #4 /var/www/html/shop/controllers/front/ProductController.php(128): Product->__construct() #5 /var/www/html/shop/override/controllers/front/ProductController.php(49): ProductControllerCore->init() #6 /var/www/html/shop/classes/controller/Controller.php(300): ProductController->init() #7 /var/www/html/shop/classes/Dispatcher.php(510): ControllerCore->run() #8 /var/www/html/shop/index.php(29): DispatcherCore->dispatch() #9 {main} thrown in /var/www/html/shop/vendor/prestashop/decimal/src/Builder.php on line 36