Warning: Undefined array key

Hello i have a problem, I added carousels and the grid product, then an error pops up above the plug.

Warning: Undefined array key “columns_tablet” in /home/platne/serwer124679/public_html/wp-content/plugins/woo-products-widgets-for-elementor/includes/widgets/global/woo-products-widgets-products.php on line 484

Warning: Undefined array key “columns_tablet” in /home/platne/serwer124679/public_html/wp-content/plugins/woo-products-widgets-for-elementor/includes/class-woo-product-widgets-tools.php on line 407

Some solution?