Custom post type & custom taxonomy page load

Hi,

I made and checked the post type page archive-videos.php. However, I created taxonomy-videos.php to load the page registered in the added taxonomy, but the page could not be found. What was the solution?

my source here

/* custom post type 등록 */
add_action( 'init', 'set_rs_custom_posts' );
function set_rs_custom_posts() {
    $news_label = array(
        'name'               => __('News', 'rsupport' ),
        'singular_name'      => __('News', 'rsupport' ),
        'menu_name'          => __('News', 'rsupport'),
        'show_in_nav_menus' => true,
        'show_in_menu' => true,
    );

    $news = array(
        'labels'        => $news_label,
        'description'   => __('news', 'rsupport'),
        'public'        => true,
        'menu_position' => 5,
        'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt', 'comments', 'page-attributes'),
        'has_archive'   => true, // only this is required to enable archive page else 404 error will occur
        'publicly_queryable' => true,
        'show_ui' => true,
        'query_var' => true,
        'hierarchical' => false,
        // 'taxonomies'  => array( 'news', 'news-category' ),
        
    );
    $video_label = array(
        'name'               => __('Video', 'rsupport' ),
        'singular_name'      => __('Video', 'rsupport' ),
        'menu_name'          => __('Video', 'rsupport'),
        'show_in_nav_menus' => true,
        'show_in_menu' => true,
    );

    $video = array(
        'labels'        => $video_label,
        'description'   => __('video', 'rsupport'),
        'public'        => true,
        'menu_position' => 5,
        'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt', 'comments', 'page-attributes'),
        'has_archive'   => true, // only this is required to enable archive page else 404 error will occur
        'publicly_queryable' => true,
        'show_ui' => true,
        'query_var' => true,
        'hierarchical' => false,
        'taxonomies' => array('videos'),
        // 'rewrite' => true,
        'rewrite' => array( 'slug' => 'videos','with_front' => false),
    );

    // //register_post_type( 'video', $video );
    // register_post_type( 'videoguide', $video );
    register_post_type( 'videos', $video );
    register_post_type( 'news', $news );

    flush_rewrite_rules();
}

add_action( 'init', 'set_rs_custom_categories' );
function set_rs_custom_categories(){
    $taxonomy_labels = array(
        'name'                       => _x( 'Category', 'Taxonomy General Name', 'rsupport' ),
        'singular_name'              => _x( 'Category', 'Taxonomy Singular Name', 'rsupport' ),
        'menu_name'                  => __( 'Category', 'rsupport' ),
        'all_items'                  => __( 'All Items', 'rsupport' ),
        'parent_item'                => __( 'Parent Item', 'rsupport' ),
        'parent_item_colon'          => __( 'Parent Item:', 'rsupport' ),
        'new_item_name'              => __( 'New Item Name', 'rsupport' ),
        'add_new_item'               => __( 'Add New Item', 'rsupport' ),
        'edit_item'                  => __( 'Edit Item', 'rsupport' ),
        'update_item'                => __( 'Update Item', 'rsupport' ),
        'separate_items_with_commas' => __( 'Separate items with commas', 'rsupport' ),
        'search_items'               => __( 'Search Items', 'rsupport' ),
        'add_or_remove_items'        => __( 'Add or remove items', 'rsupport' ),
        'choose_from_most_used'      => __( 'Choose from the most used items', 'rsupport' ),
        'not_found'                  => __( 'Not Found', 'rsupport' ),
    );

    $args_news = array(
        'labels'                     => $taxonomy_labels,
        'hierarchical'               => true,
        'public'                     => true,
        'show_ui'                    => true,
        'show_admin_column'          => true,
        'show_in_nav_menus'          => true,
        'show_tagcloud'              => true,
        'query_var'                  =>true,
        'has_archive'                => true,
        'rewrite' => array( 'slug' => 'news'),
    );
    $args_videos = array(
        'labels'                     => $taxonomy_labels,
        'hierarchical'               => true,
        'public'                     => true,
        'show_ui'                    => true,
        'show_admin_column'          => true,
        'show_in_nav_menus'          => true,
        'show_tagcloud'              => true,
        'query_var'                  =>true,
        'has_archive'                => true,
        'rewrite' => array( 'slug' => 'videos','with_front' => false),
    );

    register_taxonomy( 'news', 'news', $args_news );
    register_taxonomy( 'videos', 'videos', $args_videos );
    
}

add_action( 'init', 'set_rs_custom_register_taxonomy' );
function set_rs_custom_register_taxonomy() {
    register_taxonomy_for_object_type( 'news', 'news' );
    register_taxonomy_for_object_type( 'videos', 'videos' );
    
}