вылезла ошибка

@chmod($logfilename,$this->exbb['ch_files']);

http://arxevarius.com.ua/topic.php?forum=327&topic=1

[img]http://razgovor.org/UserFiles/r2(1).png[/img]

Notice: Undefined offset: 43 in /home/хххххх/public_html/ххххххххх.ru/index.php on line 166

$LastTopicName = ($fm->user['id'] && ($fm->exbb['watches'] && $_watchesIndex[$id][1] || !$fm->exbb['watches'] && ($fm->user['last_visit'] < $forum['last_key'] && $fm->user['id'] != $forum['last_poster_id'] && ((!isset($t_visits[$id.':'.$forum['last_post_id']]) || $t_visits[$id.':'.$forum['last_post_id']] < $forum['last_key'])))) ?

// Спонсор раздела
$sponsor = ($fm->exbb['sponsor'] && isset($forum['sponsor'])) ? $forum['sponsor'] : '';

$lastpost = $LastPosterName = $LastTopicName = '';
if (isset($forum['last_post'])) {
if (isset($forum['last_sub'])) $id = $forum['last_sub'];
$LastTopicName = (strlen($forum['last_post'])>36) ? substr($forum['last_post'],0,35).'...':$forum['last_post'];
$LastTopicName = ($fm->user['id'] && ($fm->exbb['watches'] && $_watchesIndex[$id][1] || !$fm->exbb['watches'] && ($fm->user['last_visit'] < $forum['last_key'] && $fm->user['id'] != $forum['last_poster_id'] && ((!isset($t_visits[$id.':'.$forum['last_post_id']]) || $t_visits[$id.':'.$forum['last_post_id']] < $forum['last_key'])))) ?
'<a href="topic.php?forum='.$id.'&topic='.$forum['last_post_id'].'&v=u#unread" title="'.$fm->LANG['GoToFirstUnread'].'"><img src="./templates/'.DEF_SKIN.'/im/unread.gif" border="0" /></a> ' : '<img src="./templates/'.DEF_SKIN.'/im/lastpost.gif"> ') .
($fm->exbb['show_hints'] ? '<span class="hint">' : '').'<a href="topic.php?forum='.$id.'&topic='.$forum['last_post_id'].'&v=l#'.$forum['last_key'].'" title="'.$forum['last_post'].'">'.$LastTopicName.'</a>'.($fm->exbb['show_hints'] ? '</span>' : '');
$LastPosterName = ($forum['last_poster_id'] !== 0) ? $fm->LANG['Author'].': <a href="profile.php?action=show&member='.$forum['last_poster_id'].'">'.$forum['last_poster'].'</a>' : $fm->LANG['Author'].': '.$fm->LANG['Guest'];
}
$lastcat = $forum['catid'];
$last = (!isset($allforums_keys[$key+1]) || $allforums[$allforums_keys[$key+1]]['catid'] != $forum['catid'] ) ? true : false;
include ('./templates/'.DEF_SKIN.'/board_data.tpl');
}