useFieldArray doesn't work in next.js

[igo]

useFieldArray doesn't work in next.js and produces ReferenceError: performance is not defined.

[ wait ]  compiling ...
[ ready ] compiled successfully - ready on http://localhost:3000
ReferenceError: performance is not defined
    at generateId (/Users/igo/workspaces/hello-next/node_modules/react-hook-form/dist/react-hook-form.js:1247:15)
    at appendId (/Users/igo/workspaces/hello-next/node_modules/react-hook-form/dist/react-hook-form.js:1254:93)
    at /Users/igo/workspaces/hello-next/node_modules/react-hook-form/dist/react-hook-form.js:1255:67
    at Array.map (<anonymous>)
    at mapIds (/Users/igo/workspaces/hello-next/node_modules/react-hook-form/dist/react-hook-form.js:1255:54)
    at useFieldArray (/Users/igo/workspaces/hello-next/node_modules/react-hook-form/dist/react-hook-form.js:1288:47)
    at App (/Users/igo/workspaces/hello-next/.next/server/static/development/pages/index.js:149:76)
    at processChild (/Users/igo/workspaces/hello-next/node_modules/react-dom/cjs/react-dom-server.node.development.js:3204:14)
    at resolve (/Users/igo/workspaces/hello-next/node_modules/react-dom/cjs/react-dom-server.node.development.js:3124:5)
    at ReactDOMServerRenderer.render (/Users/igo/workspaces/hello-next/node_modules/react-dom/cjs/react-dom-server.node.development.js:3598:22)
    at ReactDOMServerRenderer.read (/Users/igo/workspaces/hello-next/node_modules/react-dom/cjs/react-dom-server.node.development.js:3536:29)
    at renderToString (/Users/igo/workspaces/hello-next/node_modules/react-dom/cjs/react-dom-server.node.development.js:4245:27)
    at render (/Users/igo/workspaces/hello-next/node_modules/next/dist/next-server/server/render.js:80:16)
    at Object.renderPage (/Users/igo/workspaces/hello-next/node_modules/next/dist/next-server/server/render.js:291:16)
    at /Users/igo/workspaces/hello-next/.next/server/static/development/pages/_document.js:799:21
    at Generator.next (<anonymous>)

To Reproduce
Steps to reproduce the behavior:

1. Start empty next.js project https://nextjs.org/learn/basics/getting-started/setup
2. Create page and add demo from https://codesandbox.io/s/react-hook-form-usefieldarray-vy8fv
3. Start nextjs and see error

Desktop (please complete the following information):

• OS: MacOS
• Node 12

[bluebill1049]

can you test out this beta version: react-hook-form@4.5.7-beta.2

[iufd]

Fix doesn't work. Did you try it @bluebill1049 ?

ReferenceError: window is not defined
    at useForm (C:\Users\admin\playground\hello-next\node_modules\react-hook-form\dist\react-hook-form.js:610:47)
    at App (C:\Users\admin\playground\hello-next\.next\server\static\development\pages\form.js:138:70)
    at processChild (C:\Users\admin\playground\hello-next\node_modules\react-dom\cjs\react-dom-server.node.development.js:3204:14)
    at resolve (C:\Users\admin\playground\hello-next\node_modules\react-dom\cjs\react-dom-server.node.development.js:3124:5)
    at ReactDOMServerRenderer.render (C:\Users\admin\playground\hello-next\node_modules\react-dom\cjs\react-dom-server.node.development.js:3598:22)
    at ReactDOMServerRenderer.read (C:\Users\admin\playground\hello-next\node_modules\react-dom\cjs\react-dom-server.node.development.js:3536:29)
    at renderToString (C:\Users\admin\playground\hello-next\node_modules\react-dom\cjs\react-dom-server.node.development.js:4245:27)
    at render (C:\Users\admin\playground\hello-next\node_modules\next\dist\next-server\server\render.js:80:16)
    at Object.renderPage (C:\Users\admin\playground\hello-next\node_modules\next\dist\next-server\server\render.js:291:16)
    at C:\Users\admin\playground\hello-next\.next\server\static\development\pages\_document.js:799:21
    at Generator.next (<anonymous>)
    at asyncGeneratorStep (C:\Users\admin\playground\hello-next\.next\server\static\development\pages\_document.js:239:24)
    at _next (C:\Users\admin\playground\hello-next\.next\server\static\development\pages\_document.js:261:9)
    at C:\Users\admin\playground\hello-next\.next\server\static\development\pages\_document.js:268:7
    at new Promise (<anonymous>)
    at new F (C:\Users\admin\playground\hello-next\node_modules\core-js\library\modules\_export.js:36:28)

[bluebill1049]

@iufd didn't run against next.js can you help test this beta: react-hook-form@4.5.7-beta.3

[bluebill1049]

tested with next.js

[iufd]

Yep, it's working now