Bug after update 1.8.7

Hi, i deactivate you plugin since the last update, i have this issue (divi and woocommerce) :

Fatal error: Uncaught Error: Call to undefined method WC_Product_Wgm_gift_card::post_data() in /home/loetirefjy/guinot/wp-content/plugins/custom-product-stickers-for-woocommerce/starblank-woo-stick.php:151 Stack trace: #0 /home/loetirefjy/guinot/wp-content/plugins/custom-product-stickers-for-woocommerce/starblank-woo-stick.php(57): cpsw_star_is_new(Object(WC_Product_Wgm_gift_card)) #1 /home/loetirefjy/guinot/wp-content/plugins/custom-product-stickers-for-woocommerce/starblank-woo-stick.php(42): cpsw_star_lanza(true, NULL) #2 /home/loetirefjy/guinot/wp-includes/class-wp-hook.php(286): cpsw_star_lanza_botones(”) #3 /home/loetirefjy/guinot/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(”, Array) #4 /home/loetirefjy/guinot/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #5 /home/loetirefjy/guinot/wp-content/plugins/woocommerce/templates/content-product.php(45): do_action(‘woocommerce_bef…’) #6 /home/loetirefjy/guinot/wp-includes/template.php(690): require(‘/home/loetirefj…’) #7 /home/loetirefjy/guinot in /home/loetirefjy/guinot/wp-content/plugins/custom-product-stickers-for-woocommerce/starblank-woo-stick.php on line 151

Thanks for help !

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