Testing of this plugin has been temporarily suspended due to an error. It will automatically resume when a new plugin version is released.
function plt_hide_sign_up_list_menus() {
//Hide "Sign-up List".
remove_menu_page('sul-entries');
//Hide "Sign-up List → Sign-up List".
remove_submenu_page('sul-entries', 'sul-entries');
//Hide "Sign-up List → Invitees".
remove_submenu_page('sul-entries', 'sul-invitees');
//Hide "Sign-up List → General Settings".
remove_submenu_page('sul-entries', 'sul-general-settings');
}
add_action('admin_menu', 'plt_hide_sign_up_list_menus', 11);