使用自定义帖子类型时，我陷入了一个两难境地，必须使用flush\\u rewrite\\u rules（）；当使用permalink结构时，否则将转到404。使用它后，它可以在一个CPT上工作，但如果你有2个或3个，我仍然有同样的问题，必须回到基本的永久链接设置。如果你能帮助我，那就太好了。

add_action(\'init\', \'video_register\');

function video_register() {

$labels = array(
    \'name\' => _x(\'Video\', \'post type general name\'),
    \'singular_name\' => _x(\'Video\', \'post type singular name\'),
    \'add_new\' => _x(\'Add New\', \'Video\'),
    \'add_new_item\' => __(\'Add New Video\'),
    \'edit_item\' => __(\'Edit Video\'),
    \'new_item\' => __(\'New Video\'),
    \'view_item\' => __(\'View Video\'),
    \'search_items\' => __(\'Search Video\'),
    \'not_found\' =>  __(\'Nothing found\'),
    \'not_found_in_trash\' => __(\'Nothing found in Trash\'),
    \'parent_item_colon\' => \'\'
);

$args = array(
    \'labels\' => $labels,
    \'public\' => true,
    \'publicly_queryable\' => true,
    \'show_ui\' => true,
    \'query_var\' => true,
    \'menu_icon\' => null,
    \'rewrite\' => true,
    \'capability_type\' => \'post\',
    \'hierarchical\' => false,
    \'menu_position\' => null,
    \'taxonomies\' => array(\'post_tag\'),
    \'supports\' => array(\'title\',\'editor\',\'thumbnail\',\'custom-fields\',   \'comments\',)

       ); 

register_post_type( \'video\' , $args );
flush_rewrite_rules();
}