Change the error message for unavailable shipping method in WooCommerce on child sites.
Snippet Type
Execute on Child Sites
Snippet
function change_no_shipping_method_error_text( $error ) {
if( 'No shipping method has been selected. Please double check your address, or contact us if you need any help.' == $error ) {
$error = 'New error message';
}
return $error;
}
add_filter( 'woocommerce_add_error', 'change_no_shipping_method_error_text' );