검색해보니 resister.php 마지막에

include_once("$g4[path]/head.sub.php");
include_once("$member_skin_path/register.skin.php");
include_once("$g4[path]/tail.sub.php");

이렇게해봤는데


Warning: Cannot modify header information - headers already sent by (output started at /DATA/xxxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/common.php on line 8

Warning: Cannot modify header information - headers already sent by (output started at /DATA/xxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/head.sub.php on line 32

Warning: Cannot modify header information - headers already sent by (output started at /DATA/xxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/head.sub.php on line 34

Warning: Cannot modify header information - headers already sent by (output started at /DATA/xxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/head.sub.php on line 35

Warning: Cannot modify header information - headers already sent by (output started at /DATA/xxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/head.sub.php on line 36

Warning: Cannot modify header information - headers already sent by (output started at /DATA/xxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/head.sub.php on line 37

Warning: Cannot modify header information - headers already sent by (output started at /DATAxxxx/public_html/gnuboard4/bbs/register.php:1) in /DATA/xxx/public_html/gnuboard4/head.sub.php on line 38


이렇게 뜨는데 뭔가 head.sub파일을 수정할수 없다고 적혀있는거같은데
이거 어떻게 고쳐야 하나요??