Warning: include_once 에러

Warning: include_once(../skin/board/scroll_euckr/list.skin.php): failed to open stream: No such file or directory in /www_root/bbs/list.php on line 168

Warning: include_once(): Failed opening '../skin/board/scroll_euckr/list.skin.php' for inclusion (include_path='.:/usr/local/php56/lib/php') in /www_root/bbs/list.php on line 168

이 오류 원인 아시는분 계신가요ㅠㅠ

/bbs/list.php 문제 줄 소스

// RSS 보기 사용에 체크가 되어 있어야 RSS 보기 가능 061106
$rss_href = "";
if ($board[bo_use_rss_view])
    $rss_href = "./rss.php?bo_table=$bo_table";

$stx = get_text(stripslashes($stx));
include_once("$board_skin_path/list.skin.php");          168번째 줄
?>