Source-map-explorer throws 'Unable to map' error while analyzing CRA app

Thank you for the workaround. Is there a permanent fix yet?

          Temporary workaround: pass `--only-mapped` to source-map-explorer as follows:

source-map-explorer 'build/static/js/*.js' --only-mapped

Originally posted by @trivikr in https://github.com/facebook/create-react-app/issues/8430#issuecomment-582574352