nw.js Error in installation

[Anita Shetty]

Hello,

I am trying to install nw.js package ,however I am getting below error.

unable to get local issuer certificate

npm WARN node...@1.0.0 No description

npm WARN node...@1.0.0 No repository field.

npm ERR! code ELIFECYCLE

npm ERR! errno 1

npm ERR! n...@0.52.2 postinstall: `node scripts/install.js`

npm ERR! Exit status 1

npm ERR!

npm ERR! Failed at the n...@0.52.2 postinstall script.

npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

Could you please help on this.