Top Guilds little problem

[olekpro]

Hello i have got Topguilds.php


<?PHP
$main_content .= '<div style="text-align: center; font-weight: bold;"><h2>Top 15 guilds on ' . $config['server']['serverName'] . '</h2></div>
<center><table border="0" cellspacing="1" cellpadding="4" width="80%">
<tr bgcolor="'.$config['site']['vdarkborder'].'">
<td width="10%"><b><font color=white><center>Pos</font></center></b></td>
<td width="20%"><b><font color=white><center>Logo</center></b></font></td>
<td width="30%"><b><font color=white><center>Guild Name</center></b></font></td>
<td width="20%"><b><font color=white><center>Kills</center></b></font></td>
</tr>';
$i = 0;
foreach($SQL->query('SELECT `g`.`id` AS `id`, `g`.`name` AS `name`,
`g`.`logo_gfx_name` AS `logo`, COUNT(`g`.`name`) as `frags`
FROM `killers` k
LEFT JOIN `player_killers` pk ON `k`.`id` = `pk`.`kill_id`
LEFT JOIN `players` p ON `pk`.`player_id` = `p`.`id`
LEFT JOIN `guild_ranks` gr ON `p`.`rank_id` = `gr`.`id`
LEFT JOIN `guilds` g ON `gr`.`guild_id` = `g`.`id`
WHERE `k`.`unjustified` = 1 AND `k`.`final_hit` = 1
GROUP BY `name`
ORDER BY `frags` DESC, `name` ASC
LIMIT 0, 15;') as $guild)
{
$i++;
$main_content .= '<tr bgcolor="' . (is_int($i / 2) ? $config['site']['lightborder'] : $config['site']['darkborder']). '">
<td>
<center>'.$i.'</center>
</td>
<td>
<center><img src="guilds/' . ((!empty($guild['logo']) && file_exists('guilds/' . $guild['logo'])) ? $guild['logo'] : 'default_logo.gif') . '" width="64" height="64" border="0"/></center>
</td>
<td>
<center><a href="?subtopic=guilds&action=show&guild=' . $guild['id'] . '">' . $guild['name'] . '</a></center>
</td>
<td>
<center>' . $guild['frags'] . ' kills</center>
</td>
</tr>';
}
$main_content .= '</table><br />';
$main_content .= '<div style="text-align: right; font-size: 10;">Based on <a href=http://otland.net/members/elf>Elf\'s</a> code. System made by <a href=http://otland.net/members/kekox>Kekox.</a></div>';
?>

Its' working, but when i click to any guild NAME X, i see error :

The Following Errors Have Occurred:

• Invalid guild name format.

Somebody can repair that script or help me?