Lua Help with this Website Script!

[Dark ShaoOz]

<?PHP
           $order = 0;
           $number_of_people = 0;
           $skills = $SQL->query('SELECT name,online,level,experience,vocation,promotion FROM players WHERE players.deleted = 0 AND players.group_id < '.$config['site']['players_group_id_block'].' AND name != "Account Manager" ORDER BY level DESC, experience DESC LIMIT 10;');
             foreach($skills as $skill) {
              $order++;
               if(is_int($number_of_people / 2))
                 $bgcolor = $config['site']['darkborder'];
               else
                 $bgcolor = $config['site']['lightborder'];
                 $number_of_people++;
                 $players_skill .= '<tr BGCOLOR="'.$bgcolor.'"><td align="center">'.$order.'.</td><td align="left"><B><a href="?subtopic=characters&name='.urlencode($skill['name']).'">'.($skill['online']>0 ? "<font color=\"green\">".$skill['name']."</font>" : "".$skill['name']."</font>").'</a></td> <td align="center"><font color="#7073FC"><em>LvL '.$skill['level'].'</em></font></td>';
             }
           echo "$players_skill";
         ?>

I get this error

Warning: Invalid argument supplied for foreach() in C:\xampp\htdocs\server\layouts\cyber\layout.php on line 271

Line 271:

foreach($skills as $skill) {

Why is that? Help me please

 

[kkk111]

Test........

<?PHP
        $order = 0;
        $number_of_rows = 0;
        $Sql_Query = $SQL->query('SELECT level,name,online FROM players WHERE `group_id` < 3 AND players.deleted = 0 AND name != "Account Manager" ORDER BY level DESC, experience DESC LIMIT 10;');
        if(is_int($number_of_rows / 2)) { $bgcolor = $config['site']['darkborder']; } else { $bgcolor = $config['site']['lightborder']; } $number_of_rows++;
        foreach($Sql_Query as $row) {
            $order++;
            $players_skill .= '<tr BGCOLOR="'.$bgcolor.'"><td align="center">'.$order.'.</td><td align="left"><B><a href="?subtopic=characters&name='.urlencode($row['name']).'">'.($row['online']>0 ? "<font color=\"green\">".$row['name']."</font>" : "".$row['name']."</font>").'</a></td> <td align="center"><font color="#7073FC"><em>LvL '.$row['level'].'</em></font></td>';
        }

        echo "$players_level";
?>