model Menu method assignRole() does not exists and is called from controller

[behalp]

just to let you know, if I try add new menu I get error:

Call to undefined method BalajiDharma\LaravelMenu\Models\Menu::assignRole()

and here part of code which call it menuitemcontroller:

$roles = $request->roles ?? []; if(!empty($roles)) { $menu->assignRole($roles); }