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Browserslist: caniuse-lite is outdated. Please run next command `yarn upgrade`

See original GitHub issue

Bug report

Describe the bug

When running yarn dev the following error pops up.

Browserslist: caniuse-lite is outdated. Please run next command `yarn upgrade`
SyntaxError: JSON5: invalid end of input at 1:1
    at syntaxError (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/compiled/json5/index.js:1:28937)
    at invalidEOF (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/compiled/json5/index.js:1:28324)
    at Object.start (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/compiled/json5/index.js:1:26739)
    at Object.parse (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/compiled/json5/index.js:1:19805)
    at parseJsonFile (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/build/webpack-config.js:1:3388)
    at getBaseWebpackConfig (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/build/webpack-config.js:8:193)
    at async Promise.all (index 0)
    at async HotReloader.start (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/server/hot-reloader.js:14:1788)
    at async DevServer.prepare (/mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/server/next-dev-server.js:10:1565)
    at async /mnt/d/Coding/projects/nextjs-blog/node_modules/next/dist/cli/next-dev.js:21:359 {
  lineNumber: 1,
  columnNumber: 1
}
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

To Reproduce

run yarn dev

yarn list

Expected behavior

local server starts up.

System information

OS: WSL on windows 10 2004
Version of Next.js: 9.3.5
Version of Node.js: 12.8.2

Issue Analytics

State:
Created 3 years ago
Comments:6 (5 by maintainers)

Top GitHub Comments

1reaction

Timercommented, Aug 10, 2020

This was fixed in next@^9.5.2-canary.14. Please upgrade and let us know!

1reaction

bonniesimoncommented, Aug 8, 2020

Could you provide a reproduction for this?

I’m sorry but I don’t know what that means. Could you explain to me on how to give proper reproduction for this?

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