로그아웃후 오류

<div id="tnb">

        <h3>회원메뉴</h3>

        <ul>

            <?php if(G5_COMMUNITY_USE) { ?>

            <?php } ?>

            <li><a href="/bbs/point.php"target="_blank" id="ol_after_pt" class="win_point"><?php echo number_format($member['mb_point']) ?><span class="point_piece">P</span></a></li>

<!--            <li class="tnb_cart"><a href="<?php echo G5_SHOP_URL; ?>/cart.php"> 장바구니</a></li>            -->

<!--            <li><a href="<?php echo G5_SHOP_URL; ?>/mypage.php">마이페이지</a></li>-->

            <!-- <li><a href="<?php echo G5_BBS_URL; ?>/password_lost.php">아이디/비밀번호 찾기</a></li> -->

            <li><a href="<?php echo G5_THEME_SHOP_URL; ?>/customer.php">고객지원</a></li>

            <?php if ($is_member) { ?>

 

            <li><a href="<?php echo G5_BBS_URL; ?>/member_confirm.php?url=register_form.php">정보수정</a></li>

            <li><a href="<?php echo G5_BBS_URL; ?>/logout.php?url=shop">로그아웃</a></li>

            <?php if ($is_admin) {  ?>

            <li class="tnb_admin"><a href="<?php echo G5_ADMIN_URL; ?>/shop_admin/"><b>관리자</b></a></li>

            <?php }  ?>

            <?php } else { ?>

            <li><a href="<?php echo G5_BBS_URL; ?>/register.php">회원가입</a></li>

            <li><a href="<?php echo G5_BBS_URL; ?>/login.php?url=<?php echo $urlencode; ?>">로그인</a></li>

            <?php } ?>

        </ul>

    </div>