Not work with Woocommerce 4.0.1

Hello, i really love so much this plugin but not work with WooCommerce 4.0.1, when i try add new product the plugin option not work. Please guide me what to do and if you like to give you my admin account from my web i give you, but please help me to resolve this issues. Thank you so very very much, and i use theme cena, but its not because what i use.