Module not found: Error: Can't resolve 'core-js/es6'

Question

I\'ve got a problem with my build process in relation to my React app.

I always get the following error:

Module not found: Error: Can\'t resolve \'co

Answer 1

After Migrated to Angular8, core-js/es6 or core-js/es7 Will not work.

You have to simply replace import core-js/es/

For ex.

import 'core-js/es6/symbol'  

to

import 'core-js/es/symbol'

This will work properly.