get 404

i am getting 404 when trying the permalink to be:
/%news_cat%/%postname%/

‘rewrite’ => array( ‘slug’ => ‘news’ ),
‘hierarchical’ => false,

‘public’ => true,

‘show_ui’ => true,

‘show_in_menu’ => true,

‘show_in_nav_menus’ => true,

‘show_in_admin_bar’ => true,

‘menu_position’ => 2,

‘can_export’ => true,

‘has_archive’ => true,

‘exclude_from_search’ => false,

‘publicly_queryable’ => true,

‘capability_type’ => ‘page’,

https://ww.wp.xz.cn/plugins/custom-post-type-permalinks/