Fatal error: Uncaught Error: Cannot use object of type WP_Error as array in /var/www/clients/client25/web122/web/wp-content/plugins/arges-erp/includes/class-arges-erp-delivery.php:50 Stack trace: #0 /var/www/clients/client25/web122/web/wp-content/plugins/arges-erp/includes/class-arges-erp-delivery.php(21): dohvatiUslugeDostave() #1 /var/www/clients/client25/web122/web/wp-includes/class-wp-hook.php(324): arges_erp_usluga_dostave() #2 /var/www/clients/client25/web122/web/wp-includes/plugin.php(205): WP_Hook->apply_filters() #3 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-shipping-method.php(534): apply_filters() #4 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/shipping/free-shipping/class-wc-shipping-free-shipping.php(151): WC_Shipping_Method->get_instance_form_fields() #5 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-shipping-method.php(491): WC_Shipping_Free_Shipping->get_instance_form_fields() #6 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-settings-api.php(748): WC_Shipping_Method->get_option() #7 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-settings-api.php(348): WC_Settings_API->generate_select_html() #8 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/abstracts/abstract-wc-shipping-method.php(461): WC_Settings_API->generate_settings_html() #9 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-shipping-zone.php(194): WC_Shipping_Method->get_admin_options_html() #10 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(162): WC_Shipping_Zone->get_shipping_methods() #11 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(336): WC_Shipping->load_shipping_methods() #12 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-shipping.php(260): WC_Shipping->calculate_shipping_for_package() #13 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1483): WC_Shipping->calculate_shipping() #14 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(354): WC_Cart->calculate_shipping() #15 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(855): WC_Cart_Totals->get_shipping_from_cart() #16 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(152): WC_Cart_Totals->calculate_shipping_totals() #17 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart-totals.php(142): WC_Cart_Totals->calculate() #18 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1431): WC_Cart_Totals->__construct() #19 /var/www/clients/client25/web122/web/wp-includes/class-wp-hook.php(322): WC_Cart->calculate_totals() #20 /var/www/clients/client25/web122/web/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #21 /var/www/clients/client25/web122/web/wp-includes/plugin.php(517): WP_Hook->do_action() #22 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-cart.php(1309): do_action() #23 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(871): WC_Cart->add_to_cart() #24 /var/www/clients/client25/web122/web/wp-content/plugins/woocommerce/includes/class-wc-form-handler.php(843): WC_Form_Handler::add_to_cart_handler_simple() #25 /var/www/clients/client25/web122/web/wp-includes/class-wp-hook.php(324): WC_Form_Handler::add_to_cart_action() #26 /var/www/clients/client25/web122/web/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() #27 /var/www/clients/client25/web122/web/wp-includes/plugin.php(517): WP_Hook->do_action() #28 /var/www/clients/client25/web122/web/wp-settings.php(726): do_action() #29 /var/www/clients/client25/web122/web/wp-config.php(84): require_once('...') #30 /var/www/clients/client25/web122/web/wp-load.php(50): require_once('...') #31 /var/www/clients/client25/web122/web/wp-blog-header.php(13): require_once('...') #32 /var/www/clients/client25/web122/web/index.php(17): require('...') #33 {main} thrown in /var/www/clients/client25/web122/web/wp-content/plugins/arges-erp/includes/class-arges-erp-delivery.php on line 50