특정 스킨을 적용했더니 게시판 상단에 아래와 같은 에러가 뜹니다.

Warning: mysql_fetch_assoc(): supplied argument is not a valid MySQL result resource in /home/sax/www/lib/common.lib.php on line 1114

Warning: Cannot modify header information - headers already sent by (output started at /home/sax/www/lib/common.lib.php:1114) in /home/sax/www/head.sub.php on line 30

Warning: Cannot modify header information - headers already sent by (output started at /home/sax/www/lib/common.lib.php:1114) in /home/sax/www/head.sub.php on line 32

Warning: Cannot modify header information - headers already sent by (output started at /home/sax/www/lib/common.lib.php:1114) in /home/sax/www/head.sub.php on line 33

Warning: Cannot modify header information - headers already sent by (output started at /home/sax/www/lib/common.lib.php:1114) in /home/sax/www/head.sub.php on line 34

Warning: Cannot modify header information - headers already sent by (output started at /home/sax/www/lib/common.lib.php:1114) in /home/sax/www/head.sub.php on line 35

Warning: Cannot modify header information - headers already sent by (output started at /home/sax/www/lib/common.lib.php:1114) in /home/sax/www/head.sub.php on line 36

common.lib.php의 내용은 래와 같습니다.

1111  // 결과값에서 한행 연관배열(이름으로)로 얻는다.
1112  function sql_fetch_array($result)
1113  {
1114  $row = mysql_fetch_assoc($result);
1115    return $row;
1116    }

어디를 손봐야 할까요?