Fatal error: Uncaught Error: [] operator not supported for strings in /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce-table-rates/includes/class.tablerate.php:188 Stack trace: #0 /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-shipping-method.php(233): rp_tablerates->calculate_shipping(Array) #1 /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(327): WC_Shipping_Method->get_rates_for_package(Array) #2 /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(254): WC_Shipping->calculate_shipping_for_package(Array, 0) #3 /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1232): WC_Shipping->calculate_shipping(Array) #4 /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(344): WC_Cart->calculate_shippin in /usr/home/eror/domains/kajmak.com.pl/public_html/wp-content/plugins/woocommerce-table-rates/includes/class.tablerate.php on line 188