my ($beg, $end) = @$range_info;
my $srch = $self->{ibx}->search;
my $opt = { mset => 2, limit => 1000 };
- my $mset = $srch->query("$q uid:$beg..$end", $opt);
+ my $mset = $srch->mset("$q uid:$beg..$end", $opt);
@$uids = @{$srch->mset_to_artnums($mset)};
if (@$uids) {
$range_info->[0] = $uids->[-1] + 1; # update $beg