Failed to minify the code from this file

Questions
1

I followed the tutorial and created app with create-react-app.
But when I build with npm run build i have this error:
Failed to minify the code from this file:

    ./node_modules/framework7-react/utils/utils.js:2
2

Use the official F7-React template based on create-react-app https://github.com/framework7io/framework7-template-react