Babel-loader: You may need an appropriate loader to handle this file type.

[csmirror]

How to fix this? v1.1.0

[kogai]

I'd faced the same situation, and interestingly when try to parse a file which this error occurred by using babel-cli (like npx babel src/routes/routes.js) it does not claim any error 🤔

[loganfsmyth]

This is not a Babel issue: https://github.com/webpack/webpack/issues/8656