07-22-2018, 12:21 AM
Quote:npm ERR! request to https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz failed, reason: self signed certificate in certificate chain
Woa very strange. I've never seen that before and has to do with something really weird going on on your network.
Please try again, if it keeps persisting try using a popular dynamic DNS like 1.1.1.1 or 8.8.8.8.