Failed to decode downloaded font, OTS parsing error: invalid version tag + rails 4

Question

I am doing assets pre-compile, and running the application in production mode. After compilation when I load the my index page I got followings warnings in the chrome consol

Answer 1

For it is fixed by using below statement in app.web.scss
    $fa-font-path:   "../../node_modules/font-awesome/fonts/" !default;
    @import "../../node_modules/font-awesome/scss/font-awesome";