Hi.
I buy this plugin yesterday and use it successful until I click on orders in wp-admin, then I see the following error :
Fatal error: Uncaught Error: Call to a member function get_cart() on null in /home/clients/f50992efc13090d8613edf60418147c7/web/wp-content/plugins/custom-checkout-fields-for-woocommerce-pro/includes/class-alg-wc-ccf-frontend.php:596 Stack trace: #0 /home/clients/f50992efc13090d8613edf60418147c7/web/wp-content/plugins/custom-checkout-fields-for-woocommerce-pro/includes/class-alg-wc-ccf-frontend.php(126): Alg_WC_CCF_Frontend->is_visible(4) #1 /home/clients/f50992efc13090d8613edf60418147c7/web/wp-includes/class-wp-hook.php(307): Alg_WC_CCF_Frontend->default_address_fields(Array) #2 /home/clients/f50992efc13090d8613edf60418147c7/web/wp-includes/plugin.php(191): WP_Hook->apply_filters(Array, Array) #3 /home/clients/f50992efc13090d8613edf60418147c7/web/wp-content/plugins/woocommerce/includes/class-wc-countries.php(765): apply_filters(‘woocommerce_def…’, Array) #4 /home/clients/f50992efc13090d8613edf60418147c7/web/wp-content/plugins/woocommerce/includes/class-wc-countries.php(1568): WC_Countries->get_default_address_fields() # in /home/clients/f50992efc13090d8613edf60418147c7/web/wp-content/plugins/custom-checkout-fields-for-woocommerce-pro/includes/class-alg-wc-ccf-frontend.php on line 596
Thank you in advance for your help.