nopostoauto php error

$lang = substr( get_locale(), 0, 2 );
$terms = get_the_terms( get_the_ID(), 'postoauto');
$trans = __( 'No parking place', 'sacconicase' ).'.';

if ( is_array( $terms )) {
    $term = $terms[0];        // get the zeroth element in array, a WP_Term object
    if ( $lang == 'it' ){$term_name8 = $term->name  ;
        $term_name8_str = empty( $term_name8 ) ? '' : "$term_name8. ";

    } else {$term_name8 = get_term_meta( $term->term_id , 'postoauto_'.$lang, true )  ;
        $term_name8_str = empty( $term_name8 ) ? '' : "$term_name8. ";
    }
} else {
   $term_name8 = '';
$term_name8_str = "$trans " ;

}