core-js@2.6.11 postinstall

Question

> core-js@2.6.11 postinstall node_modules\babel-runtime\node_modules\core-js

> node -e "try{require('./postinstall')}catch(e){}"

Aborting installation.

npm install --save --save-exact --loglevel error react react-dom react-scripts cra-template has failed.

Deleting generated file... node_modules

Deleting generated file... package.json