링크 1 적용스킨입니다.

popup_main.php 을 실행 시켰는데 이런오류가 나네요
전혀 모르겠어요^^

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Warning: Cannot modify header information - headers already sent by (output started at /free/home/dgcaritas/html/gnuboard/skin/popup/basic_kr/_common.php:4) in /free/home/dgcaritas/html/gnuboard/head.sub.php on line 32

Warning: Cannot modify header information - headers already sent by (output started at /free/home/dgcaritas/html/gnuboard/skin/popup/basic_kr/_common.php:4) in /free/home/dgcaritas/html/gnuboard/head.sub.php on line 34

Warning: Cannot modify header information - headers already sent by (output started at /free/home/dgcaritas/html/gnuboard/skin/popup/basic_kr/_common.php:4) in /free/home/dgcaritas/html/gnuboard/head.sub.php on line 35

Warning: Cannot modify header information - headers already sent by (output started at /free/home/dgcaritas/html/gnuboard/skin/popup/basic_kr/_common.php:4) in /free/home/dgcaritas/html/gnuboard/head.sub.php on line 36

Warning: Cannot modify header information - headers already sent by (output started at /free/home/dgcaritas/html/gnuboard/skin/popup/basic_kr/_common.php:4) in /free/home/dgcaritas/html/gnuboard/head.sub.php on line 37

Warning: Cannot modify header information - headers already sent by (output started at /free/home/dgcaritas/html/gnuboard/skin/popup/basic_kr/_common.php:4) in /free/home/dgcaritas/html/gnuboard/head.sub.php on line 38
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그리고 목록버튼을 눌렀더니 이런 오류가 또 뜨네요

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SELECT COUNT(*) as cnt FROM g4_popup ORDER BY nIdx DESC

1146 : Table 'dgcaritas.g4_popup' doesn't exist

error file : /gnuboard/skin/popup/basic_kr/popup_list.php
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^^ 저두 팝업관리를 하고 싶은데... 정말 어렵네요 도움 부탁드립니다.