Getting this error on Arch Linux with node-sass. I\'m using it with gulp-sass.
Node Sass does not yet support your current environment: Linux 64-bit with fal
As of July 2019 with Node v12 -
node-sass v4.11.0 doesn't work with Node 12.
I faced this problem when I upgraded node to v12.
Rebuilding node-sass as suggested by the other answers didn't work as well.
Upgrading node-sass to v4.12.0 fixed it for me.
npm install node-sass@4.12.0