TypeError: Cannot read property 'theme' of undefined after first start

[Tobias Vetter]

git clone --depth=1 https://github.com/ixartz/Next-js-Blog-Boilerplate.git website-next-js
cd website-next-js/
yarn
yarn run dev

results in:

yarn run v1.22.10 $ next ready - started server on 0.0.0.0:3000, url: http://localhost:3000 info - Using webpack 5. Reason: future.webpack5 option enabled https://nextjs.org/docs/messages/webpack5 error - ./node_modules/next/dist/compiled/css-loader/cjs.js??ruleSet[1].rules[2].oneOf[6].use[1]!./node_modules/next/dist/compiled/postcss-loader/cjs.js??ruleSet[1].rules[2].oneOf[6].use[2]!./src/styles/main.css TypeError: Cannot read property 'theme' of undefined

[Remi Wg]

Hi @tbsvttr,

The project currently doesn't support yarn.

Please run the following command: git clone https://github.com/ixartz/Next-js-Blog-Boilerplate.git website-next-js
cd website-next-js/
npm install
npm run dev

I'm currently working to add the yarn support.