Nie udało się skryptu PostInstall script.
rm -rf package-lock.json node_modules
npm cache clean --force
npm i --unsafe-perm node-sass
Dark Donkey
rm -rf package-lock.json node_modules
npm cache clean --force
npm i --unsafe-perm node-sass
sudo npm install node-sass --save-dev --unsafe-perm=true
upgrade node-sass to 4.14.1