TypeError thrown

Argument 1 passed to WPDesk_Flexible_Shipping::add_beacon_search_data_to_fields() must be of the type array, bool given, called in /services/webpages/util/3/2/32wfzibs.myutilitydomain.com/kaldiafrica.com/public/wp-content/plugins/flexible-shipping/vendor/composer/../../classes/table-rate/shipping-method.php on line 173