npm ERR! Cannot read property 'extraneous' of undefined

Question

This error occurs when I use npm to install npm i jquery

npm ERR! Cannot read property 'extraneous' of undefined

npm ERR! A complete log of this run can be found in:

Answer 1

Try removing your package-lock.json:

rm package-lock.json

Answer 2

git checkout master package-lock.json

Erasing the lock file is not such a great idea:

• https://tkdodo.eu/blog/solving-conflicts-in-package-lock-json
• https://siderite.dev/blog/npm-gotcha-commit-and-do-not-delete.html/
• Deleting `package-lock.json` to Resolve Conflicts quickly