Fatal error: Uncaught TypeError: array_merge(): Argument #2 must be of type array, null given in /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/selfnamed-cosmetics-on-demand-plugin/src/Model/class-api.php:245 Stack trace: #0 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/selfnamed-cosmetics-on-demand-plugin/src/Model/class-api.php(245): array_merge(Array, NULL) #1 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/selfnamed-cosmetics-on-demand-plugin/src/Model/class-shipping-method.php(212): Selfnamed\Model\Api->get_all_shipping_zones() #2 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/selfnamed-cosmetics-on-demand-plugin/src/Model/class-shipping-method.php(251): Selfnamed\Model\Shipping_Method->get_selfnamed_zones() #3 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-shipping-method.php(259): Selfnamed\Model\Shipping_Method->calculate_shipping(Array) #4 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(348): WC_Shipping_Method->get_rates_for_package(Array) #5 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(260): WC_Shipping->calculate_shipping_for_package(Array, 0) #6 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1454): WC_Shipping->calculate_shipping(Array) #7 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(347): WC_Cart->calculate_shipping() #8 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(858): WC_Cart_Totals->get_shipping_from_cart() #9 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(152): WC_Cart_Totals->calculate_shipping_totals() #10 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(142): WC_Cart_Totals->calculate() #11 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1423): WC_Cart_Totals->__construct(Object(WC_Cart)) #12 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-includes/class-wp-hook.php(322): WC_Cart->calculate_totals() #13 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #14 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #15 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1301): do_action('woocommerce_add...', 'aa6b7ad9d68bf34...', 2980, 1, 0, Array, Array) #16 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(871): WC_Cart->add_to_cart(2980, 1) #17 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(843): WC_Form_Handler::add_to_cart_handler_simple(2980) #18 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-includes/class-wp-hook.php(324): WC_Form_Handler::add_to_cart_action('') #19 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #20 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #21 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-settings.php(749): do_action('wp_loaded') #22 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-config.php(102): require_once('/data01/virt126...') #23 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-load.php(50): require_once('/data01/virt126...') #24 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-blog-header.php(13): require_once('/data01/virt126...') #25 /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/index.php(17): require('/data01/virt126...') #26 {main} thrown in /data01/virt126052/domeenid/www.eheloodus.ee/htdocs/wp-content/plugins/selfnamed-cosmetics-on-demand-plugin/src/Model/class-api.php on line 245