Library won't install anymore

[felipe-ff]

• I have searched for similar issues
• I am using the latest version of npm-check-updates
• I am using node >= 14.14

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Steps to Reproduce

run: npm i -g npm-check-updates

Current Behavior

Throws error:
npm ERR! code E500
npm ERR! 500 Internal Server Error - GET https://registry.npmjs.org/@nodelib%2ffs.stat - KV GET failed: 401 Unauthorized

npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\Felipe\AppData\Local\npm-cache_logs\2023-10-30T20_12_23_494Z-debug-0.log

Expected Behavior

should install the library.

[raineorshine]

If it won't install, that’s an npm problem, not npm-check-updates.

First check your npm config and registry settings. You're getting a 401 Not Authorized error from the public registry which is strange. Then try re-installing npm, and if that doesn't work re-install NodeJS.