안녕하세요 빨강이 입니다,.
급한 고민에 빠져있어서 여러분들께 도움을 청합니다.

로그인 후.. 그리고 로그아웃 후.. 아래와 같은 에러메시지가 뜹니다.

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Warning: include_once(board/common.php) [function.include-once]: failed to open stream: No such file or directory in /web/home/mactors/html/board/_common.php on line 3

Warning: include_once() [function.include]: Failed opening 'board/common.php' for inclusion (include_path='.:/usr/share/pear:/usr/share/php') in /web/home/mactors/html/board/_common.php on line 3

Warning: include_once(/lib/latest.lib.php) [function.include-once]: failed to open stream: No such file or directory in /web/home/mactors/html/board/index.php on line 3

Warning: include_once() [function.include]: Failed opening '/lib/latest.lib.php' for inclusion (include_path='.:/usr/share/pear:/usr/share/php') in /web/home/mactors/html/board/index.php on line 3

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대체 어디를 어떻게 수정해야할까요?
아시는 분들 도와주세요. ㅠㅠ