erroe with ACF 3.4.3 about acf-tax HOT 13 CLOSED

function get_value_for_api($post_id, $field)
{

    // format value

    $value = parent::get_value($post_id, $field);

    $term_links = array();
    foreach( $value as $term_id ) {
        $term_id = intval( $term_id );
        $term = get_term( $term_id, $field['taxonomy']);
        $link = get_term_link( $term, $field['taxonomy'] );
        if( !is_wp_error( $link ) )
            $term_links[] = '<a href="' . $link . '" rel="tag">' . $term->name . '</a>';
    }


    if( empty( $term_links ) )
        return false;

    // return value
    return join( '', $term_links ); //$value; 

}

function get_value_for_api($post_id, $field)
{

    // format value

    $value = parent::get_value($post_id, $field);

    $term_links = array();
    foreach( $value as $term_id ) {
        $term_id = intval( $term_id );
        $term = get_term( $term_id, $field['taxonomy']);
        $link = get_term_link( $term, $field['taxonomy'] );
        if( !is_wp_error( $link ) )
            $term_links[] = '<a href="' . $link . '" rel="tag">' . $term->name . '</a>';
    }


    if( empty( $term_links ) )
        return false;

    // return value     
    return $term_links;

}