Please Update your node.js and npm version to v8.1.4
Brian Dombrowski commented
This is actually a terrible idea. v8 is incompatible with a lot of popular packages.
I agree though that having v8 as an option is good though. I'd rather see NVM installed so we can select our own version. Please upvote my suggestion instead: http://feedback.cloudways.com/forums/203824-service-improvement/suggestions/32563348-support-multiple-nodejs-versions-like-v6-v7-and-v