next.js 404

export async function getStaticProps({
  preview,
  params,
  locale,
  defaultLocale,
  locales,
}) {
  const globalComponents = {
    header: SiteHeader,
  };

  const agilityProps = await getAgilityPageProps({
    preview,
    params,
    locale,
    getModule,
    defaultLocale,
    globalComponents,
  });

  if (agilityProps.notFound === true) {
    return {
      notFound: true,
    };
  }

  return {
    props: agilityProps,
    revalidate: 10,
  };
}

export async function getStaticPaths({ locales, defaultLocale }) {
  let agilityPaths = await getAgilityPaths({
    preview: false,
    locales,
    defaultLocale,
  });

  return {
    paths: agilityPaths,
    fallback: true,
  };
}

const AgilityPage = (props) => {
  if (props.notFound === true) {
    return <Error statusCode={404} />;
  }
  return <Layout {...props} />;
};

export default AgilityPage;