product-designer

Hello

product-designer creates troubles in yith frontend seller dashboard here is the problem.

a plugin generate a fatal error and for this reason is not showing in the right way
<pre>[27-Dec-2020 14:59:32 UTC] PHP Fatal error:  Uncaught Error: Call to a member function is_type() on boolean in /home/megashp/www/wp-content/plugins/product-designer/includes/functions-wc.php:149
Stack trace:
#0 /home/megashp/www/wp-includes/class-wp-hook.php(287): woocommerce_product_data_tab_product_designer_fields(\'\')
#1 /home/megashp/www/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(\'\', Array)
#2 /home/megashp/www/wp-includes/plugin.php(484): WP_Hook->do_action(Array)
#3 /home/megashp/www/wp-content/plugins/woocommerce/includes/admin/meta-boxes/views/html-product-data-panel.php(53): do_action(\'woocommerce_pro...\')
#4 /home/megashp/www/wp-content/plugins/woocommerce/includes/admin/meta-boxes/class-wc-meta-box-product-data.php(33): include(\'/home/megashp/w...\')
#5 /home/megashp/www/wp-content/plugins/yith-frontend-manager-for-woocommerce-premium/templates/sections/products/product.php(147): WC_Meta_Box_Product_Data::output(Object(WP_Post))
#6 /home/megashp/www/wp-content/plugins/woocommerce/includes/wc-core-functions.php(345): include(\'/ho in /home/megashp/www/wp-content/plugins/product-designer/includes/functions-wc.php on line 149

you can solve the problem</pre>