Errore inserendo un nuovo prodotto

[Max_976rm]

Buongiorno, Inserendo un nuovo prodotto o cercando di duplicarlo mi da questo errore

 

Symfony\Component\Debug\Exception\ContextErrorException

in modules/groupinc/classes/GroupincConfiguration.php (line 508)

            $zone = State::getIdZone($id_state);

        } else if ($id_country != null and $id_country > 0) {

            $zone = $country->getIdZone($id_country);

        }

        // var_dump(Context::getContext()->cart->address);

        $address = new address (intval(Context::getContext()->cart->id_address_delivery));

        // var_dump($address->vat_number);

        /*if($zone == 1 || $zone == 10){

            if($address->vat_number != '' && $address->vat_number != NULL){

                $zone = 2;

            }