App\Repositories\Backend\Access\User\UserRepository::checkUserRolesCount PHP Method

    protected function checkUserRolesCount($roles)
    {
        //User Updated, Update Roles
        //Validate that there's at least one role chosen
        if (count($roles['assignees_roles']) == 0) {
            throw new GeneralException(trans('exceptions.backend.access.users.role_needed'));
        }
    }