글쓰기에서 카테고리가 안 나옵니다..

<?php if ($is_category) { ?>
    <div class="bo_w_select write_div">
        <label for="ca_name" class="sound_only">분류<strong>필수</strong></label>
        <select name="ca_name" id="ca_name" required>
            <option value="">분류를 선택하세요</option>
            <?php echo $ca_name; ?>
        </select>
    </div>
    <?php } ?>

// 분류 사용 여부
$is_category = false;
$category_option = '';
if ($board['bo_use_category']) {
    $is_category = true;
    $category_href = get_pretty_url($bo_table);

    $category_option .= '<li><a href="'.$category_href.'"';
    if ($sca=='')
        $category_option .= ' id="bo_cate_on"';
    $category_option .= '>전체</a></li>';

    $categories = explode('|', $board['bo_category_list']); // 구분자가 , 로 되어 있음
    for ($i=0; $i<count($categories); $i++) {
        $category = trim($categories[$i]);
        if ($category=='') continue;
        $category_option .= '<li><a href="'.(get_pretty_url($bo_table,'','sca='.urlencode($category))).'"';
        $category_msg = '';
        if ($category==$sca) { // 현재 선택된 카테고리라면
            $category_option .= ' id="bo_cate_on"';
            $category_msg = '<span class="sound_only">열린 분류 </span>';
        }
        $category_option .= '>'.$category_msg.$category.'</a></li>';
    }
}

$is_category = false;
$category_option = '';
if ($board['bo_use_category']) {
    $ca_name = "";
    if (isset($write['ca_name']))
        $ca_name = $write['ca_name'];
    $category_option = get_category_option($bo_table, $ca_name);
    $is_category = true;
}