Warning: Declaration of WAS_Advanced_Shipping_Method::calculate_shipping($package) should be compatible with WC_Shipping_Method::calculate_shipping($package = Array) in /home/letceter/public_html/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php on line 365

Fatal error: Uncaught Error: [] operator not supported for strings in /home/letceter/public_html/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php:91 Stack trace: #0 /home/letceter/public_html/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php(31): WAS_Advanced_Shipping_Method->was_match_methods() #1 /home/letceter/public_html/wp-content/plugins/woocommerce-advanced-shipping/woocommerce-advanced-shipping.php(181): WAS_Advanced_Shipping_Method->__construct() #2 /home/letceter/public_html/wp-includes/class-wp-hook.php(292): WooCommerce_Advanced_Shipping->was_shipping_method('') #3 /home/letceter/public_html/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters('', Array) #4 /home/letceter/public_html/wp-includes/plugin.php(484): WP_Hook->do_action(Array) #5 /home/letceter/public_html/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(122): do_action('woocommerce_shi...') #6 /home/letceter/public_html/wp-content/plugins/woocommerce/includes/class-wc-shi in /home/letceter/public_html/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php on line 91