None: DBD::Pg::st execute failed: ERROR:  invalid input syntax for type integer: "lol"
LINE 6:                 WHERE artist_credit IN ('lol')
                                                ^ [for Statement "SELECT artist, artist_credit_name.name AS ac_name, join_phrase, artist_credit,
                artist.id, artist.gid, artist.name, artist.sort_name, artist.type, artist.area, artist.begin_area, artist.end_area, gender, artist.edits_pending, artist.comment, artist.last_updated, artist.begin_date_year, artist.begin_date_month, artist.begin_date_day, artist.end_date_year, artist.end_date_month, artist.end_date_day,artist.ended, ac.edits_pending AS ac_edits_pending
                FROM artist_credit_name
                JOIN artist ON artist.id=artist_credit_name.artist
                JOIN artist_credit ac ON ac.id = artist_credit_name.artist_credit
                WHERE artist_credit IN (?)
                ORDER BY artist_credit, position" with ParamValues: 1='lol']
  File "Connector.pm", line 50, in Sql::select_list_of_hashes
    $exception->throw( sqlstate => $state, message => decode_utf8($msg) );
  File "ArtistCredit.pm", line 36, in MusicBrainz::Server::Data::ArtistCredit::get_by_ids
    for my $row (@{ $self->sql->select_list_of_hashes($query, @ids) }) {
  File "EntityCache.pm", line 42, in MusicBrainz::Server::Data::ArtistCredit::get_by_ids
    my $data = $self->$orig(keys %ids) || {};
  File "Entity.pm", line 47, in MusicBrainz::Server::Data::Entity::get_by_id
    my @result = values %{$self->get_by_ids($id)};
  File "ArtistCredit.pm", line 25, in MusicBrainz::Server::Controller::ArtistCredit::_load
    my $artist_credit = $c->model('ArtistCredit')->get_by_id($id);
...
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