TypeError: external_nervjs_default.a.memo is not a function

[mydearxym]

hi there ~

i am try to use nervjs for my next.js app, but the build process is failed:

> Using external babel configuration
> Location: "/Users/xieyiming/code/coderplanets/coderplanets_web/.babelrc"
> Build error occurred
TypeError: external_nervjs_default.a.memo is not a function
    at Object.VZAf (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:7575:112)
    at __webpack_require__ (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:23:31)
    at Object.Ky/l (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:1650:18)
    at __webpack_require__ (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:23:31)
    at Module.Y0NT (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:8100:79)
    at __webpack_require__ (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:23:31)
    at Object.2 (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:624:18)
    at __webpack_require__ (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:23:31)
    at /Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:91:18
    at Object.<anonymous> (/Users/xieyiming/code/coderplanets/coderplanets_web/.next/server/static/AICcIJUj5W9GBzIteLTj5/pages/_error.js:94:10)

env

main libs

• reactjs: 16.8.1
• nerv: latest (1.3.12)
• nextjs: 8.1

os info: mac OS

step to reproduce

• clone the project repo
• npm install && npm run build.prod

seems react 16's memo feature is not supported yet ?

[yuche]

Use nervjs@beta version.