Fatal error: Uncaught TypeError: Argument 1 passed to Sps\Catalog\Helper\Data::getConfigurableAttributes() must be of the type string, null given, called in /var/www/html/app/design/frontend/Spicers/sps/Magento_Catalog/templates/product/view/form.phtml on line 39 and defined in /var/www/html/app/code/Sps/Catalog/Helper/Data.php:225 Stack trace: #0 /var/www/html/app/design/frontend/Spicers/sps/Magento_Catalog/templates/product/view/form.phtml(39): Sps\Catalog\Helper\Data->getConfigurableAttributes(NULL, '2795') #1 /var/www/html/vendor/magento/framework/View/TemplateEngine/Php.php(59): include('/var/www/html/a...') #2 /var/www/html/vendor/magento/framework/View/Element/Template.php(255): Magento\Framework\View\TemplateEngine\Php->render(Object(Magento\Catalog\Block\Product\View\Interceptor), '/var/www/html/a...', Array) #3 /var/www/html/vendor/magento/framework/Interception/Interceptor.php(146): Magento\Framework\View\Element\Template->fetchView('/var/www/html/a...') #4 /var/www/html/var/generation/Magento/Catalog/Block/Pro in /var/www/html/app/code/Sps/Catalog/Helper/Data.php on line 225