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issues in the package-lock.json.
Can’t fix this.
Can someone help?
npm ERR! code ELOCKVERIFY
npm ERR! Errors were found in your package-lock.json, run npm install to fix them.
npm ERR! Invalid: lock file’s email@example.com does not satisfy macaddress@^0.2.9
It looks like your package.json and package-lock.json are out of sync. The rules about which one wins when they are conflicts has changed, so there are different behaviours for different versions of npm.
A simple thing to try is recreating package-lock.json from what is in your package.json:
rm -rf node_modules rm -f package-lock.json npm install