Fatal error: Uncaught Error: [] operator not supported for strings in /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php:93 Stack trace: #0 /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php(318): WAS_Advanced_Shipping_Method->was_match_methods(Array) #1 /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-shipping-method.php(207): WAS_Advanced_Shipping_Method->calculate_shipping(Array) #2 /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(325): WC_Shipping_Method->get_rates_for_package(Array) #3 /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(262): WC_Shipping->calculate_shipping_for_package(Array, 0) #4 /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1270): WC_Shipping->calc in /customers/6/9/8/nettosport.com/httpd.www/wp-content/plugins/woocommerce-advanced-shipping/includes/class-was-method.php on line 93