if err != nil {
		if err == errConfigNotFound {
			return p, errNoSuchPolicy
		}
		return p, err
	}
	return p, nil
}

func (iamOS *IAMObjectStore) loadMappedPolicyConcurrent(ctx context.Context, userType IAMUserType, isGroup bool, users ...string) ([]MappedPolicy, error) {
	mappedPolicies := make([]MappedPolicy, len(users))
	g := errgroup.WithNErrs(len(users))