Notice: Trying to get property 'num_rows' of non-object in /var/www/webroot/ROOT/nui__mvc__model/nui__mod__ecom.php on line 2898

Fatal error: Uncaught Error: Call to a member function fetch_assoc() on bool in /var/www/webroot/ROOT/nui__mvc__model/nui__mod__ecom.php:2959 Stack trace: #0 /var/www/webroot/ROOT/nui__mvc__model/nui__mod__ecom.php(7701): nui__mod__ecom::ecom_request_aggregate_reviews(Array) #1 /var/www/webroot/ROOT/nui__mvc__model/nui__mod__ecom.php(7465): nui__mod__ecom::ecom_request_product(Array) #2 /var/www/webroot/ROOT/nui__mvc__model/nui__mvc__view.php(356): nui__mod__ecom::ecom_request_product_redis(Array) #3 /var/www/webroot/ROOT/nui__mvc__model/nui__mvc__view.php(110): nui__mvc__view::set_adapter() #4 /var/www/webroot/ROOT/nui__mvc__model/nui__mvc__model.php(611): nui__mvc__view->__construct() #5 /var/www/webroot/ROOT/index.php(6): nui->nui__constructor() #6 {main} thrown in /var/www/webroot/ROOT/nui__mvc__model/nui__mod__ecom.php on line 2959